Zhang Heng
Public domain

Zhang Heng

Chinese scientist and statesman (78–139)

Zhang Heng, formerly romanized Chang Heng, was a Chinese polymathic scientist and statesman who lived during the Eastern Han dynasty. Educated in the capital cities of Luoyang and Chang'an, he achieved success as an astronomer, mathematician, seismologist, hydraulic engineer, inventor, geographer, cartographer, ethnographer, artist, poet, philosopher, politician, and literary scholar.

Zhang Heng was born on Tuesday, 30. November 0077.
That was day 334 of the year 0077.

Past away on Donnerstag January 2, 139

Age when dead:
61 Jahre 1 Monate 2 Tage

Next birthday would be:
Monday December 1, 139

Zhang Heng is already dead since:
1886 Jahre 10 Monate 21 Tage

Zhang Heng was alive for 22311 days.
Zhang Heng is already dead for 689173 days.
Difference: 666862 days (1.825,77 years).

Zhang Heng has the same birthday like
Pope Gregory I, Mandy Patinkin and William-Adolphe Bouguereau

The death date of Zhang Heng is the birthday of
Stymie Beard, Gallienus and Valens

Astrology

Zodiac

♐ Sagittarius

(November 25, 77 - December 23, 77)

Life Number

1

(Creative, assertive, dominant)

Zodiac sign

Ox

(November 25, 77 - December 23, 77)

Birthstone

Citrine

(Abundance, warmth, clarity)

Age in absolute numbers

1.927.670.400 Seconds
32.127.840 Minutes
535.464 Hours
22.311 Days
3.187 Weeks
23376 Months
61 Years
6.11 Decades
0.61 Centuries

On April 22, 2027 would be Zhang Heng exactly 712000 days old.
On October 12, 2032 would be Zhang Heng exactly 102000 weeks old.

By the way: Since you are here you are getting seconds older 😉

Milestones

With 61 years alive you reached these milestones:

Sleeping

7.437 days

A human spends about one third of their life sleeping. That’s an average of around 7.437 hours per day. At your age of 61 years, that equals approximately 7.437 days (20,36 years).

Eat & Drink

930 days

The average person spends about 1 hour a day eating and drinking. At 61 years, you have therefore spent approximately 930 days eating. (2,55 years).

Toilet visits

465 days

The average person spends about 30 minutes on the toilet every day. That's a total of 465 days (1,27 years).

Wait

775 days

The average person spends about 30 minutes on the toilet every day. That's a total of 775 days (2,12 years).

Laugh

93 days

We laugh for about six minutes a day. That's actually far too less. That's a total of 93 days (0,25 years).

Brush teeth

62 days

We laugh for about six minutes a day. That's actually far too less. That's a total of 62 days (0,17 years).

Work

6.043 days

We laugh for about six minutes a day. That's actually far too less. That's a total of 6.043 days (16,54 years).




Name Zahl Beschreibung
Breaths 578.301.120 Approximately 18 Breaths per minute
Heartbeats 2.409.588.000 Approximately 50-100 heartbeats per minute, depending on your lifestyle. We'll take the average at 75.
Blink 481.917.600 A human blinks roughly 15 times per minute.
Cough 334.665 A human has an average of 15 coughs per day.
Colds 122 A person gets about 2 colds per year.
Sweat produced 3.347 A person produces approximately 0.5–1.5 liters of sweat per day, depending on lifestyle. We'll take the average at 1 liter per day.
Fart gases produced (in Liters) 22.311 A person farts approximately 12 times a day, producing almost 0.8 liters of gas.
Flies swatted 428 We swat 7 flies per year.
Mosquitoes killed 1.100 We kill approximately 18 mosquitoes per year.
Red blood cells formed 446.220.000.000.000 A person produces approximately 20 billion red blood cells per day.
Hair grown (in mm) 7.363 Our hair grows approximately 0.33mm per day.
Fingernails grown (in mm) 2.550 Fingernails grow approximately 0.8mm per week.
Cookies eaten 26.550 We eat approximately 35,000 cookies in our lifetime.
Bouts of vomiting 244 A person vomits approximately four times a year, depending on lifestyle.

Information is based on statistical average values of a person.

Travelled distances

According to statistical averages, you have walked 80.320 kilometers in your life...


... that corresponds to 2,00 orbits of the Earth...


... 7,36 moon orbits.


... and 3,76 Mars orbit on foot.



80.320 kilometers means:

3.054 years with a snail 🐌 (at 3m/h).
598 days on a donkey 🫏 (at 5,6km/h).
418 days on a Skateboard 🛹 (at 8km/h).
112 days travel with a subway train 🚇 (at 30km/h).
4 days on a plane ✈️ (at 800km/h)
2,87 hours on a Spaceshuttle 🚀 (at 28.000km/h)
79,21 minutes with spaceship Voyager 1 🚀 (at 60840km/h)
6,98 minutes with Parker Space Probe - the fastest object made by humans 🚀 (at 690000km/h)

and

2,71 days sonic speed (at 1234,8 km/h)
0,27 seconds light speed (at 1,08 Mrd km/h)

Astronomy

During the lifetime of Zhang Heng ...

... the Moon has orbited Earth 817 times.
... Mercury has orbited Sun 253,62 times.
... Venus has orbited Sun 99,29 times.
... Earth has orbited Sun 61,08 times.
... Mars has orbited Sun 32,48 times.
... Jupiter has orbited Sun 5,15 times.
... Saturn has orbited Sun 2,07 times.
... Uranus has orbited Sun 0,73 times.
... Neptune has orbited Sun 0,37 times.
... Pluto has orbited Sun 0,25 times.

My special birthdays

Birthday Year Weekday Date Candles blown
10. 0087 Sunday December 2, 87 55
18. 0095 Wednesday December 2, 95 171
20. 0097 Saturday December 2, 97 210
25. 0102 Thursday December 1, 102 325
30. 0107 Wednesday December 1, 107 465
40. 0117 Tuesday December 1, 117 820
50. 0127 Sunday December 1, 127 1275
60. 0137 Saturday December 1, 137 1830
70. 0147 Thursday December 1, 147 2485
80. 0157 Wednesday December 1, 157 3240
90. 0167 Monday December 1, 167 4095
100. 0177 Sunday December 1, 177 5050
110. 0187 Friday December 1, 187 6105
120. 0197 Thursday December 1, 197 7260
130. 0207 Monday November 30, 207 8515
140. 0217 Sunday November 30, 217 9870
150. 0227 Friday November 30, 227 11325
---

Birthday in numbers

Decimal:
30 • 11 • 77
Binary:
11110 • 1011 • 1001101
Hexadecimal:
1e • b • 4d
Octal:
36 • 13 • 115
Roman:
XXX • XI • LXXVII
Morsecode:
···−− −−−−− ·−·−·− ·−−−− ·−−−− ·−·−·− −−−−− −−−−− −−··· −−···
Numbers to letters:
da • bb • aahh
Cross sum:
19
Factor product:
25410
Birthday in words:
thirty • eleven • seventy seven

Historical Events

no data

Geburtstags-FAQ von Zhang Heng

How many birthday candles did Zhang Heng blow out so far?

» At 61 years, Zhang Heng has already blown out 1891 birthday candles, if you add up all the birthdays.

When will Zhang Heng be twice as old as today?

» Zhang Heng ist 22.311 days old today. On 01.02.0200 Zhang Heng will be twice as old as today. Zhang Heng will then be 122 Jahre und 2 Monate years old.

When will Zhang Heng be half as old as today?

» On 16.06.0108 Zhang Heng was half of age today. Back then Zhang Heng were 30 Jahre und 6 Monate years old.

When was Zhang Heng conceived? - Time of your conception

» That's an interesting question. Let's try it this way: A pregnancy lasts an average of 268 days. If we subtract 268 days from the day of your birth (07.03.0077), we get the 07.03.0077. However, this statement is not very meaningful, since only 3% of pregnant women actually give birth after 268 days. Most pregnant women give birth within a time window of 10 days from the actual due date. Therefore, Zhang Heng were conceived between 25.02.0077 and 17.03.0077.

How many prime number birthdays has Zhang Heng had so far?

» At 61 years old, Zhang Heng has already celebrated 18 prime number birthdays (2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61).

How many special birthdays have I had so far?

» At 61 years, you've already celebrated 5 special number birthdays (11, 22, 33, 44, 55). To be able to celebrate 10 special number birthdays, you have to live to be 111. But you still have some time until then. You'll celebrate your 111th birthday on 30.11.0188. You can find out more on the page with all birthdays.

How old was Zhang Heng at the turn of the millennium in 2000?

» Zhang Heng was born exactly 702026 days before the turn of the millennium in January 1, 2000. At that time, Zhang Heng was 1922 years and 1 months old.

Oldest person in the world

Zhang Heng is currently 61 years younger (44721 days) than the officially oldest person in the world, the Frenchwoman Jeanne Calment. She was born on February 21, 1875 and died on August 4, 1997 at the age of 122 years and 164 days.

Zhang Heng is today already 666862 days longer dead than he/she was alive.

Try again with another date