1,539
1,539 is a composite number, odd, a calendar year.
Notable events — 1539 AD
- Jun 28 The Statute of Six Articles enforces Catholic doctrine in England.
- May 30 Hernando de Soto lands in Florida.
- Undated Mercator publishes the first map using his projection (perfected 1569).
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, 1539
- Ended on
-
Sunday
December 31, 1539
- 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
-
487
487 years before 2026.
In other calendars
- Hebrew
-
5299 / 5300 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
945 / 946 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Earth zodiac:Pig
Sexagenary cycle position 36 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
2082 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
917 / 918 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1531 / 1532 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1461 / 1460 Saka
Indian national calendar; year starts in March.
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 18
- Digit product
- 135
- Digital root
- 9
- Palindrome
- No
- Bit width
- 11 bits
- Reversed
- 9,351
- Recamán's sequence
- a(1,482) = 1,539
- Square (n²)
- 2,368,521
- Cube (n³)
- 3,645,153,819
- Divisor count
- 10
- σ(n) — sum of divisors
- 2,420
- φ(n) — Euler's totient
- 972
- Sum of prime factors
- 31
Primality
Prime factorization: 3 4 × 19
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- one thousand five hundred thirty-nine
- Ordinal
- 1539th
- Roman numeral
- MDXXXIX
- Binary
- 11000000011
- Octal
- 3003
- Hexadecimal
- 0x603
- Base64
- BgM=
- One's complement
- 63,996 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵αφλθʹ
- Mayan (base 20)
- 𝋣·𝋰·𝋳
- Chinese
- 一千五百三十九
- Chinese (financial)
- 壹仟伍佰參拾玖
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,539 = 8
- e — Euler's number (e)
- Digit 1,539 = 7
- φ — Golden ratio (φ)
- Digit 1,539 = 9
- √2 — Pythagoras's (√2)
- Digit 1,539 = 3
- ln 2 — Natural log of 2
- Digit 1,539 = 4
- γ — Euler-Mascheroni (γ)
- Digit 1,539 = 4
Also seen as
UTF-8 encoding: D8 83 (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.6.3.
- Address
- 0.0.6.3
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.6.3
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 1539 first appears in π at position 24,325 of the decimal expansion (the 24,325ordinal-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.