1,849
1,849 is a composite number, odd, a calendar year.
Notable events — 1849 AD
- Mar 4 Zachary Taylor is inaugurated US president.
- May 5 The Astor Place Riot erupts in New York.
- Jun 22 Hungarian revolutionary forces are crushed by Austrian and Russian troops.
- Sep 17 Harriet Tubman escapes slavery.
- Oct 17 Frédéric Chopin dies in Paris.
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
-
Monday
January 1, 1849
- Ended on
-
Monday
December 31, 1849
- Friday the 13ths
-
2
2 Friday the 13ths this year.
- Easter Sunday
-
April 8
Sunday, April 8, 1849
- Decade
-
1840s
1840–1849
- Century
-
19th century
1801–1900
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
177
177 years before 2026.
In other calendars
- Hebrew
-
5609 / 5610 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
1265 / 1266 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Earth zodiac:Rooster
Sexagenary cycle position 46 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
2392 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
1227 / 1228 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1841 / 1842 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1771 / 1770 Saka
Indian national calendar; year starts in March.
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 22
- Digit product
- 288
- Digital root
- 4
- Palindrome
- No
- Bit width
- 11 bits
- Reversed
- 9,481
- Recamán's sequence
- a(8,046) = 1,849
- Square (n²)
- 3,418,801
- Cube (n³)
- 6,321,363,049
- Square root (√n)
- 43
- Divisor count
- 3
- σ(n) — sum of divisors
- 1,893
- φ(n) — Euler's totient
- 1,806
- Sum of prime factors
- 86
Primality
Prime factorization: 43 2
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- one thousand eight hundred forty-nine
- Ordinal
- 1849th
- Roman numeral
- MDCCCXLIX
- Binary
- 11100111001
- Octal
- 3471
- Hexadecimal
- 0x739
- Base64
- Bzk=
- One's complement
- 63,686 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵αωμθʹ
- Mayan (base 20)
- 𝋤·𝋬·𝋩
- Chinese
- 一千八百四十九
- Chinese (financial)
- 壹仟捌佰肆拾玖
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,849 = 5
- e — Euler's number (e)
- Digit 1,849 = 2
- φ — Golden ratio (φ)
- Digit 1,849 = 1
- √2 — Pythagoras's (√2)
- Digit 1,849 = 3
- ln 2 — Natural log of 2
- Digit 1,849 = 4
- γ — Euler-Mascheroni (γ)
- Digit 1,849 = 9
Also seen as
UTF-8 encoding: DC B9 (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.7.57.
- Address
- 0.0.7.57
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.7.57
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 1849 first appears in π at position 1,674 of the decimal expansion (the 1,674ordinal-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.