Number

76

76 is a composite number, even, a calendar year.

Automorphic Number Deficient Number Lucas Odious Number Pernicious Number Recamán's Sequence Year

Historical context — 76 AD

Calendar year

AD 76 (LXXVI) was a leap year starting on Monday of the Julian calendar.

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Historical context — 76 BC

Calendar year

Year 76 BC was a year of the pre-Julian Roman calendar.

Excerpt from Wikipedia (en) ↗ · Licensed CC BY-SA 4.0 · English fallback Read the full article on Wikipedia →

Year facts

Year type: Leap year
Divisible by 4 and not by 100; February has 29 days.
Days in year: 366
ISO weeks: 53
Long year: contains 53 ISO weeks.
Started on: Wednesday
January 1, 76
Ended on: Thursday
December 31, 76
Friday the 13ths: 2
2 Friday the 13ths this year.
Decade: 70s
70–79
Century: 1st century
1–100
Millennium: 1st millennium
1–1000
Years ago: 1,950
1950 years before 2026.

In other calendars

Hebrew: 3836 / 3837 AM
Rosh Hashanah falls in September/October.
Chinese: Year of the zodiac:Fire zodiac:Rat
Sexagenary cycle position 13 of 60. Lunar new year falls in late January / mid-February.
Buddhist Era: 619 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Ethiopian: 68 / 69 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka): -2 / -3 Saka
Indian national calendar; year starts in March.

Properties

Parity: Even
Digit count: 2
Digit sum: 13
Digit product: 42
Digital root: 4
Palindrome: No
Bit width: 7 bits
Reversed: 67
Recamán's sequence: a(181,643) = 76
Square (n²): 5,776
Cube (n³): 438,976
Divisor count: 6
σ(n) — sum of divisors: 140
φ(n) — Euler's totient: 36
Sum of prime factors: 23

Primality

Prime factorization: 2 ² × 19

Nearest primes: 73 (−3) · 79 (+3)

Divisors & multiples

All divisors (6)

1 · 2 · 4 · 19 · 38 (half) · 76

Aliquot sum (sum of proper divisors): 64

Factor pairs (a × b = 76)

1 × 76

2 × 38

4 × 19

First multiples

76 · 152 (double) · 228 · 304 · 380 · 456 · 532 · 608 · 684 · 760

Sums & aliquot sequence

As consecutive integers: 6 + 7 + … + 13

Aliquot sequence: 76 → 64 → 63 → 41 → 1 → 0 — terminates at zero

Representations

In words: seventy-six
Ordinal: 76th
Roman numeral: LXXVI
Binary: 1001100
Octal: 114
Hexadecimal: 0x4C
Base64: TA==
One's complement: 179 (8-bit)

In other bases

ternary (3) 2211

quaternary (4) 1030

quinary (5) 301

senary (6) 204

septenary (7) 136

nonary (9) 84

undecimal (11) 6a

duodecimal (12) 64

tridecimal (13) 5b

tetradecimal (14) 56

pentadecimal (15) 51

Historical numeral systems

Babylonian (base 60): 𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian): οϛʹ
Mayan (base 20): 𝋣·𝋰
Chinese: 七十六
Chinese (financial): 柒拾陸

In other modern scripts

Eastern Arabic ٧٦ Devanagari ७६ Bengali ৭৬ Tamil ௭௬ Thai ๗๖ Tibetan ༧༦ Khmer ៧៦ Lao ໗໖ Burmese ၇၆

Digit at this position in famous constants

π — Pi (π): Digit 76 = 6
e — Euler's number (e): Digit 76 = 3
φ — Golden ratio (φ): Digit 76 = 8
√2 — Pythagoras's (√2): Digit 76 = 2
ln 2 — Natural log of 2: Digit 76 = 9
γ — Euler-Mascheroni (γ): Digit 76 = 7

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 76, here are decompositions:

3 + 73 = 76
5 + 71 = 76
17 + 59 = 76
23 + 53 = 76
29 + 47 = 76

ASCII character

As an ASCII codepoint, 76 is L. Printable ASCII character L.

Hex color

#00004C

RGB(0, 0, 76)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.76.

Address: 0.0.0.76
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.0.76

Unspecified address (0.0.0.0/8) — "this network" placeholder.

US numbered highway

Matches numbered highway designation:

I-76 — Two segments: Denver→Ohio and Akron→Camden, NJ.

Interstate 76 on Wikipedia ↗