1,963
1,963 is a composite number, odd, a calendar year.
1,963 (one thousand nine hundred sixty-three) is an odd 4-digit number. It is a composite number with 4 divisors, and factors as 13 × 151. Written other ways, in Roman numerals it is MCMLXIII and in binary, 11110101011.
Interestingness
Notable events — 1963 AD
- Jun 16 Soviet cosmonaut Valentina Tereshkova becomes the first woman in space.
- Aug 5 The US, USSR, and UK sign the Partial Nuclear Test Ban Treaty.
- Aug 28 Martin Luther King Jr. delivers his “I Have a Dream” speech at the March on Washington.
- Nov 22 President John F. Kennedy is assassinated in Dallas.
- Nov 24 Lee Harvey Oswald is shot dead by Jack Ruby on live television.
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, 1963
- Ended on
-
Tuesday
December 31, 1963
- Friday the 13ths
-
2
2 Friday the 13ths this year.
- Easter Sunday
-
April 14
Sunday, April 14, 1963
- Decade
-
1960s
1960–1969
- Century
-
20th century
1901–2000
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
63
63 years before 2026.
In other calendars
- Hebrew
-
5723 / 5724 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
1382 / 1383 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Water zodiac:Rabbit
Sexagenary cycle position 40 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
2506 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
1341 / 1342 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1955 / 1956 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1885 / 1884 Saka
Indian national calendar; year starts in March.
- Japanese
-
Shōwa 38
Reign-era counting from the start of each emperor's reign.
Properties
Primality
Prime factorization: 13 × 151
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√1,963 = [44; (3, 3, 1, 2, 3, 2, 29, 9, 1, 4, 3, 4, 1, 9, 29, 2, 3, 2, 1, 3, 3, 88)]
Period length 22 — the block in parentheses repeats forever.
Representations
- In words
- one thousand nine hundred sixty-three
- Ordinal
- 1963rd
- Roman numeral
- MCMLXIII
- Binary
- 11110101011
- Octal
- 3653
- Hexadecimal
- 0x7AB
- Base64
- B6s=
- One's complement
- 63,572 (16-bit)
- Scientific notation
- 1.963 × 10³
- As a duration
- 1,963 s = 32 minutes, 43 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵αϡξγʹ
- Mayan (base 20)
- 𝋤·𝋲·𝋣
- Chinese
- 一千九百六十三
- Chinese (financial)
- 壹仟玖佰陸拾參
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,963 = 3
- e — Euler's number (e)
- Digit 1,963 = 5
- φ — Golden ratio (φ)
- Digit 1,963 = 8
- √2 — Pythagoras's (√2)
- Digit 1,963 = 3
- ln 2 — Natural log of 2
- Digit 1,963 = 9
- γ — Euler-Mascheroni (γ)
- Digit 1,963 = 6
Also seen as
UTF-8 encoding: DE AB (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.7.171.
- Address
- 0.0.7.171
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.7.171
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 1,963 Hz is closest to:
- Concert pitch (A4 = 440 Hz): B6 (1975.5 Hz, -11¢)
- Scientific pitch (C4 = 256 Hz): B6 (1933.1 Hz, +27¢)
- Baroque pitch (A4 = 415 Hz): C7 (1974.1 Hz, -10¢)
The digit sequence 1963 first appears in π at position 4,805 of the decimal expansion (the 4,805ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.