1,533
1,533 is a composite number, odd, a calendar year.
Notable events — 1533 AD
- Jan 25 Henry VIII secretly marries Anne Boleyn.
- Jul 26 Pizarro executes Atahualpa, ending the Inca Empire's resistance.
- Sep 7 Anne Boleyn gives birth to the future Elizabeth I.
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
-
Sunday
January 1, 1533
- Ended on
-
Sunday
December 31, 1533
- Friday the 13ths
-
2
2 Friday the 13ths this year.
- Decade
-
1530s
1530–1539
- Century
-
16th century
1501–1600
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
493
493 years before 2026.
In other calendars
- Hebrew
-
5293 / 5294 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
939 / 940 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Water zodiac:Snake
Sexagenary cycle position 30 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
2076 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
911 / 912 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1525 / 1526 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1455 / 1454 Saka
Indian national calendar; year starts in March.
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 12
- Digit product
- 45
- Digital root
- 3
- Palindrome
- No
- Bit width
- 11 bits
- Reversed
- 3,351
- Recamán's sequence
- a(1,494) = 1,533
- Square (n²)
- 2,350,089
- Cube (n³)
- 3,602,686,437
- Divisor count
- 8
- σ(n) — sum of divisors
- 2,368
- φ(n) — Euler's totient
- 864
- Sum of prime factors
- 83
Primality
Prime factorization: 3 × 7 × 73
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- one thousand five hundred thirty-three
- Ordinal
- 1533rd
- Roman numeral
- MDXXXIII
- Binary
- 10111111101
- Octal
- 2775
- Hexadecimal
- 0x5FD
- Base64
- Bf0=
- One's complement
- 64,002 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵αφλγʹ
- Mayan (base 20)
- 𝋣·𝋰·𝋭
- Chinese
- 一千五百三十三
- Chinese (financial)
- 壹仟伍佰參拾參
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,533 = 9
- e — Euler's number (e)
- Digit 1,533 = 8
- φ — Golden ratio (φ)
- Digit 1,533 = 0
- √2 — Pythagoras's (√2)
- Digit 1,533 = 8
- ln 2 — Natural log of 2
- Digit 1,533 = 8
- γ — Euler-Mascheroni (γ)
- Digit 1,533 = 1
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.253.
- Address
- 0.0.5.253
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.5.253
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 1533 first appears in π at position 1,030 of the decimal expansion (the 1,030ordinal-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.