1,563
1,563 is a composite number, odd, a calendar year.
1,563 (one thousand five hundred sixty-three) is an odd 4-digit number. It is a composite number with 4 divisors, and factors as 3 × 521. Written other ways, in Roman numerals it is MDLXIII and in binary, 11000011011.
Interestingness
Notable events — 1563 AD
- Dec 4 The Council of Trent concludes.
- Mar 19 The Edict of Amboise ends the first War of Religion.
- Undated Plague kills tens of thousands in London.
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
-
Tuesday
January 1, 1563
- Ended on
-
Tuesday
December 31, 1563
- Friday the 13ths
-
2
2 Friday the 13ths this year.
- Decade
-
1560s
1560–1569
- Century
-
16th century
1501–1600
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
463
463 years before 2026.
In other calendars
- Hebrew
-
5323 / 5324 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
970 / 971 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Water zodiac:Pig
Sexagenary cycle position 60 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
2106 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
941 / 942 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1555 / 1556 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1485 / 1484 Saka
Indian national calendar; year starts in March.
Properties
Primality
Prime factorization: 3 × 521
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√1,563 = [39; (1, 1, 6, 1, 2, 5, 1, 2, 1, 3, 39, 3, 1, 2, 1, 5, 2, 1, 6, 1, 1, 78)]
Period length 22 — the block in parentheses repeats forever.
Representations
- In words
- one thousand five hundred sixty-three
- Ordinal
- 1563rd
- Roman numeral
- MDLXIII
- Binary
- 11000011011
- Octal
- 3033
- Hexadecimal
- 0x61B
- Base64
- Bhs=
- One's complement
- 63,972 (16-bit)
- Scientific notation
- 1.563 × 10³
- As a duration
- 1,563 s = 26 minutes, 3 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵αφξγʹ
- Mayan (base 20)
- 𝋣·𝋲·𝋣
- Chinese
- 一千五百六十三
- Chinese (financial)
- 壹仟伍佰陸拾參
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,563 = 4
- e — Euler's number (e)
- Digit 1,563 = 3
- φ — Golden ratio (φ)
- Digit 1,563 = 2
- √2 — Pythagoras's (√2)
- Digit 1,563 = 7
- ln 2 — Natural log of 2
- Digit 1,563 = 9
- γ — Euler-Mascheroni (γ)
- Digit 1,563 = 7
Also seen as
UTF-8 encoding: D8 9B (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.6.27.
- Address
- 0.0.6.27
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.6.27
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 1,563 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G6 (1568 Hz, -6¢)
- Scientific pitch (C4 = 256 Hz): G6 (1534.3 Hz, +32¢)
- Baroque pitch (A4 = 415 Hz): G♯6 (1566.8 Hz, -4¢)
The digit sequence 1563 first appears in π at position 53,140 of the decimal expansion (the 53,140ordinal-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.
Related reading
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.