763
763 is a composite number, odd, a calendar year.
763 (seven hundred sixty-three) is an odd 3-digit number. It is a composite number with 4 divisors, and factors as 7 × 109. Written other ways, in Roman numerals it is DCCLXIII and in binary, 1011111011.
Interestingness
Historical context — 763 AD
Calendar year
Year 763 (DCCLXIII) was a common year starting on Saturday of the Julian calendar.
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Historical context — 763 BC
Decade
This article concerns the period 769 BC – 760 BC.
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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, 763
- Ended on
-
Tuesday
December 31, 763
- Friday the 13ths
-
2
2 Friday the 13ths this year.
- Decade
-
760s
760–769
- Century
-
8th century
701–800
- Millennium
-
1st millennium
1–1000
- Years ago
-
1,263
1263 years before 2026.
In other calendars
- Hebrew
-
4523 / 4524 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
145 / 146 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
-
1306 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
141 / 142 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
755 / 756 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
685 / 684 Saka
Indian national calendar; year starts in March.
Properties
Primality
Prime factorization: 7 × 109
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√763 = [27; (1, 1, 1, 1, 1, 5, 1, 1, 17, 1, 6, 1, 17, 1, 1, 5, 1, 1, 1, 1, 1, 54)]
Period length 22 — the block in parentheses repeats forever.
Representations
- In words
- seven hundred sixty-three
- Ordinal
- 763rd
- Roman numeral
- DCCLXIII
- Binary
- 1011111011
- Octal
- 1373
- Hexadecimal
- 0x2FB
- Base64
- Avs=
- One's complement
- 64,772 (16-bit)
- Scientific notation
- 7.63 × 10²
- As a duration
- 763 s = 12 minutes, 43 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ψξγʹ
- Mayan (base 20)
- 𝋡·𝋲·𝋣
- Chinese
- 七百六十三
- Chinese (financial)
- 柒佰陸拾參
Digit at this position in famous constants
- π — Pi (π)
- Digit 763 = 9
- e — Euler's number (e)
- Digit 763 = 2
- φ — Golden ratio (φ)
- Digit 763 = 8
- √2 — Pythagoras's (√2)
- Digit 763 = 2
- ln 2 — Natural log of 2
- Digit 763 = 3
- γ — Euler-Mascheroni (γ)
- Digit 763 = 0
Also seen as
UTF-8 encoding: CB BB (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.2.251.
- Address
- 0.0.2.251
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.2.251
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The number 763 is an active NANP area code (North American Numbering Plan).
- Primary area
- Northwestern Twin Cities
- Region
- Minnesota
- Country
- United States
Most NANP area codes have multiple overlays in dense regions; the primary area listed is the historic/largest population center for this code.
Heard as a frequency, 763 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G5 (784 Hz, -47¢ — about midway to F♯5)
- Scientific pitch (C4 = 256 Hz): G5 (767.1 Hz, -9¢)
- Baroque pitch (A4 = 415 Hz): G♯5 (783.4 Hz, -46¢ — about midway to G5)
Related reading
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.