number.wiki
Number

1,563

1,563 is a composite number, odd, a calendar year.

Arithmetic Number Deficient Number Evil Number Recamán's Sequence Semiprime Squarefree Year

Notable events — 1563 AD

  1. Dec 4 The Council of Trent concludes.
  2. Mar 19 The Edict of Amboise ends the first War of Religion.
  3. 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

Parity
Odd
Digit count
4
Digit sum
15
Digit product
90
Digital root
6
Palindrome
No
Bit width
11 bits
Reversed
3,651
Recamán's sequence
a(1,434) = 1,563
Square (n²)
2,442,969
Cube (n³)
3,818,360,547
Divisor count
4
σ(n) — sum of divisors
2,088
φ(n) — Euler's totient
1,040
Sum of prime factors
524

Primality

Prime factorization: 3 × 521

Nearest primes: 1,559 (−4) · 1,567 (+4)

Divisors & multiples

All divisors (4)
1 · 3 · 521 · 1563
Aliquot sum (sum of proper divisors): 525
Factor pairs (a × b = 1,563)
1 × 1563
3 × 521
First multiples
1,563 · 3,126 (double) · 4,689 · 6,252 · 7,815 · 9,378 · 10,941 · 12,504 · 14,067 · 15,630

Sums & aliquot sequence

As consecutive integers: 781 + 782 520 + 521 + 522 258 + 259 + 260 + 261 + 262 + 263
Aliquot sequence: 1,563 525 467 1 0 — terminates at zero

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)
In other bases
ternary (3) 2010220
quaternary (4) 120123
quinary (5) 22223
senary (6) 11123
septenary (7) 4362
nonary (9) 2126
undecimal (11) 11a1
duodecimal (12) aa3
tridecimal (13) 933
tetradecimal (14) 7d9
pentadecimal (15) 6e3

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
In other modern scripts
Eastern Arabic ١٥٦٣ Devanagari १५६३ Bengali ১৫৬৩ Tamil ௧௫௬௩ Thai ๑๕๖๓ Tibetan ༡༥༦༣ Khmer ១៥៦៣ Lao ໑໕໖໓ Burmese ၁၅၆၃

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

Unicode codepoint
؛
Arabic Semicolon
U+061B
Other punctuation (Po)

UTF-8 encoding: D8 9B (2 bytes).

Hex color
#00061B
RGB(0, 6, 27)
IPv4 address

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.

Position in π

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.