1,902
1,902 is a composite number, even, a calendar year.
Notable events — 1902 AD
- May 8 Mount Pelée erupts on Martinique, destroying Saint-Pierre and killing about 30,000.
- May 20 Cuba gains independence from the United States.
- May 31 The Treaty of Vereeniging ends the Second Boer War.
- Jul 11 Arthur Balfour becomes UK prime minister, succeeding Salisbury.
- Nov 18 The Teddy Bear is inspired by a Theodore Roosevelt hunting trip.
Events compiled from Wikipedia ↗ · Licensed CC BY-SA 4.0
Year facts
- Year type
-
Common year
Standard 365-day year; not divisible by 4 (or divisible by 100 but not 400).
- Days in year
- 365
- ISO weeks
- 52
- Started on
-
Wednesday
January 1, 1902
- Ended on
-
Wednesday
December 31, 1902
- Friday the 13ths
-
1
One Friday the 13th this year.
- Easter Sunday
-
March 30
Sunday, March 30, 1902
- Decade
-
1900s
1900–1909
- Century
-
20th century
1901–2000
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
124
124 years before 2026.
In other calendars
- Hebrew
-
5662 / 5663 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
1319 / 1320 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Water zodiac:Tiger
Sexagenary cycle position 39 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
2445 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
1280 / 1281 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1894 / 1895 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1824 / 1823 Saka
Indian national calendar; year starts in March.
- Japanese
-
Meiji 35
Reign-era counting from the start of each emperor's reign.
Properties
Primality
Prime factorization: 2 × 3 × 317
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- one thousand nine hundred two
- Ordinal
- 1902nd
- Roman numeral
- MCMII
- Binary
- 11101101110
- Octal
- 3556
- Hexadecimal
- 0x76E
- Base64
- B24=
- One's complement
- 63,633 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓏺𓏺
- Greek (Milesian)
- ͵αϡβʹ
- Mayan (base 20)
- 𝋤·𝋯·𝋢
- Chinese
- 一千九百零二
- Chinese (financial)
- 壹仟玖佰零貳
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,902 = 0
- e — Euler's number (e)
- Digit 1,902 = 5
- φ — Golden ratio (φ)
- Digit 1,902 = 2
- √2 — Pythagoras's (√2)
- Digit 1,902 = 2
- ln 2 — Natural log of 2
- Digit 1,902 = 0
- γ — Euler-Mascheroni (γ)
- Digit 1,902 = 4
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1902, here are decompositions:
- 13 + 1889 = 1902
- 23 + 1879 = 1902
- 29 + 1873 = 1902
- 31 + 1871 = 1902
- 41 + 1861 = 1902
- 71 + 1831 = 1902
- 79 + 1823 = 1902
- 101 + 1801 = 1902
Showing the first eight; more decompositions exist.
UTF-8 encoding: DD AE (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.7.110.
- Address
- 0.0.7.110
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.7.110
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.
Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.
The digit sequence 1902 first appears in π at position 9,845 of the decimal expansion (the 9,845ordinal-suffix:th digit after the integer 3).
Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.