1,537
1,537 is a composite number, odd, a calendar year.
1,537 (one thousand five hundred thirty-seven) is an odd 4-digit number. It is a composite number with 4 divisors, and factors as 29 × 53. Written other ways, in Roman numerals it is MDXXXVII and in binary, 11000000001.
Interestingness
Notable events — 1537 AD
- Oct 12 Edward VI, future king of England, is born; Jane Seymour dies twelve days later.
- Jun 14 Pope Paul III calls a general council; it will eventually meet at Trent.
- Undated Spanish Jesuit Francis Xavier joins the new Society of Jesus.
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
-
Friday
January 1, 1537
- Ended on
-
Friday
December 31, 1537
- Friday the 13ths
-
1
One Friday the 13th this year.
- Decade
-
1530s
1530–1539
- Century
-
16th century
1501–1600
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
489
489 years before 2026.
In other calendars
- Hebrew
-
5297 / 5298 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
943 / 944 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Fire zodiac:Rooster
Sexagenary cycle position 34 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
2080 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
915 / 916 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1529 / 1530 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1459 / 1458 Saka
Indian national calendar; year starts in March.
Properties
Primality
Prime factorization: 29 × 53
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√1,537 = [39; (4, 1, 7, 1, 10, 3, 5, 1, 2, 2, 2, 1, 5, 3, 10, 1, 7, 1, 4, 78)]
Period length 20 — the block in parentheses repeats forever.
Representations
- In words
- one thousand five hundred thirty-seven
- Ordinal
- 1537th
- Roman numeral
- MDXXXVII
- Binary
- 11000000001
- Octal
- 3001
- Hexadecimal
- 0x601
- Base64
- BgE=
- One's complement
- 63,998 (16-bit)
- Scientific notation
- 1.537 × 10³
- As a duration
- 1,537 s = 25 minutes, 37 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵αφλζʹ
- Mayan (base 20)
- 𝋣·𝋰·𝋱
- Chinese
- 一千五百三十七
- Chinese (financial)
- 壹仟伍佰參拾柒
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,537 = 9
- e — Euler's number (e)
- Digit 1,537 = 6
- φ — Golden ratio (φ)
- Digit 1,537 = 3
- √2 — Pythagoras's (√2)
- Digit 1,537 = 6
- ln 2 — Natural log of 2
- Digit 1,537 = 9
- γ — Euler-Mascheroni (γ)
- Digit 1,537 = 6
Also seen as
UTF-8 encoding: D8 81 (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.6.1.
- Address
- 0.0.6.1
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.6.1
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 1,537 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G6 (1568 Hz, -35¢)
- Scientific pitch (C4 = 256 Hz): G6 (1534.3 Hz, +3¢)
- Baroque pitch (A4 = 415 Hz): G♯6 (1566.8 Hz, -33¢)
The digit sequence 1537 first appears in π at position 14,002 of the decimal expansion (the 14,002ordinal-suffix:nd 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.
Related reading
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.