1,436
1,436 is a composite number, even, a calendar year.
Historical context — 1436 AD
Calendar year
Year 1436 (MCDXXXVI) was a leap year starting on Sunday of the Julian calendar.
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Year facts
- Year type
-
Leap year
Divisible by 4 and not by 100; February has 29 days.
- Days in year
- 366
- ISO weeks
- 52
- Started on
-
Friday
January 1, 1436
- Ended on
-
Saturday
December 31, 1436
- Friday the 13ths
-
1
One Friday the 13th this year.
- Decade
-
1430s
1430–1439
- Century
-
15th century
1401–1500
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
590
590 years before 2026.
In other calendars
- Hebrew
-
5196 / 5197 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
839 / 840 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Fire zodiac:Dragon
Sexagenary cycle position 53 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
1979 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
814 / 815 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1428 / 1429 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1358 / 1357 Saka
Indian national calendar; year starts in March.
Properties
- Parity
- Even
- Digit count
- 4
- Digit sum
- 14
- Digit product
- 72
- Digital root
- 5
- Palindrome
- No
- Bit width
- 11 bits
- Reversed
- 6,341
- Recamán's sequence
- a(1,688) = 1,436
- Square (n²)
- 2,062,096
- Cube (n³)
- 2,961,169,856
- Divisor count
- 6
- σ(n) — sum of divisors
- 2,520
- φ(n) — Euler's totient
- 716
- Sum of prime factors
- 363
Primality
Prime factorization: 2 2 × 359
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- one thousand four hundred thirty-six
- Ordinal
- 1436th
- Roman numeral
- MCDXXXVI
- Binary
- 10110011100
- Octal
- 2634
- Hexadecimal
- 0x59C
- Base64
- BZw=
- One's complement
- 64,099 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵αυλϛʹ
- Mayan (base 20)
- 𝋣·𝋫·𝋰
- Chinese
- 一千四百三十六
- Chinese (financial)
- 壹仟肆佰參拾陸
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,436 = 3
- e — Euler's number (e)
- Digit 1,436 = 2
- φ — Golden ratio (φ)
- Digit 1,436 = 5
- √2 — Pythagoras's (√2)
- Digit 1,436 = 9
- ln 2 — Natural log of 2
- Digit 1,436 = 0
- γ — Euler-Mascheroni (γ)
- Digit 1,436 = 3
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1436, here are decompositions:
- 3 + 1433 = 1436
- 7 + 1429 = 1436
- 13 + 1423 = 1436
- 37 + 1399 = 1436
- 109 + 1327 = 1436
- 139 + 1297 = 1436
- 157 + 1279 = 1436
- 199 + 1237 = 1436
Showing the first eight; more decompositions exist.
UTF-8 encoding: D6 9C (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.156.
- Address
- 0.0.5.156
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.5.156
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 1436 first appears in π at position 11,879 of the decimal expansion (the 11,879ordinal-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.