Number

763

763 is a composite number, odd, a calendar year.

Arithmetic Number Deficient Number Descending Digits Evil Number Happy Number Recamán's Sequence Semiprime Squarefree Year

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

Parity: Odd
Digit count: 3
Digit sum: 16
Digit product: 126
Digital root: 7
Palindrome: No
Bit width: 10 bits
Reversed: 367
Recamán's sequence: a(905) = 763
Square (n²): 582,169
Cube (n³): 444,194,947
Divisor count: 4
σ(n) — sum of divisors: 880
φ(n) — Euler's totient: 648
Sum of prime factors: 116

Primality

Prime factorization: 7 × 109

Nearest primes: 761 (−2) · 769 (+6)

Divisors & multiples

All divisors (4)

1 · 7 · 109 · 763

Aliquot sum (sum of proper divisors): 117

Factor pairs (a × b = 763)

1 × 763

7 × 109

First multiples

763 · 1,526 (double) · 2,289 · 3,052 · 3,815 · 4,578 · 5,341 · 6,104 · 6,867 · 7,630

Sums & aliquot sequence

As consecutive integers: 381 + 382 106 + 107 + … + 112 48 + 49 + … + 61

Aliquot sequence: 763 → 117 → 65 → 19 → 1 → 0 — terminates at zero

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)

In other bases

ternary (3) 1001021

quaternary (4) 23323

quinary (5) 11023

senary (6) 3311

septenary (7) 2140

nonary (9) 1037

undecimal (11) 634

duodecimal (12) 537

tridecimal (13) 469

tetradecimal (14) 3c7

pentadecimal (15) 35d

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

In other modern scripts

Eastern Arabic ٧٦٣ Devanagari ७६३ Bengali ৭৬৩ Tamil ௭௬௩ Thai ๗๖๓ Tibetan ༧༦༣ Khmer ៧៦៣ Lao ໗໖໓ Burmese ၇၆၃

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

Unicode codepoint

Modifier Letter Begin Low Tone

U+02FB

Modifier symbol (Sk)

UTF-8 encoding: CB BB (2 bytes).

Lookup U+02FB on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#0002FB

RGB(0, 2, 251)

IPv4 address

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.

NANP area code 763

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.

Look up area code 763 ↗