96
96 is a composite number, even, a calendar year.
96 (ninety-six) is an even 2-digit number. It is a composite number with 12 divisors, and factors as 2⁵ × 3. Its proper divisors sum to 156, more than the number itself, making it an abundant number. Written other ways, in Roman numerals it is XCVI and in binary, 1100000.
Interestingness
Historical context — 96 AD
Calendar year
AD 96 (XCVI) was a leap year starting on Friday of the Julian calendar.
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Historical context — 96 BC
Calendar year
Year 96 BC was a year of the pre-Julian Roman calendar.
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Year facts
- Year type
-
Leap year
Divisible by 4 and not by 100; February has 29 days.
- Days in year
- 366
- ISO weeks
- 52
- Started on
-
Sunday
January 1, 96
- Ended on
-
Monday
December 31, 96
- Friday the 13ths
-
3
3 Friday the 13ths this year.
- Decade
-
90s
90–99
- Century
-
1st century
1–100
- Millennium
-
1st millennium
1–1000
- Years ago
-
1,930
1930 years before 2026.
In other calendars
- Hebrew
-
3856 / 3857 AM
Rosh Hashanah falls in September/October.
- Chinese
-
Year of the zodiac:Fire zodiac:Monkey
Sexagenary cycle position 33 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
639 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Ethiopian
-
88 / 89 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
18 / 17 Saka
Indian national calendar; year starts in March.
Properties
Primality
Prime factorization: 2 5 × 3
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√96 = [9; (1, 3, 1, 18)]
Period length 4 — the block in parentheses repeats forever.
Representations
- In words
- ninety-six
- Ordinal
- 96th
- Roman numeral
- XCVI
- Binary
- 1100000
- Octal
- 140
- Hexadecimal
- 0x60
- Base64
- YA==
- One's complement
- 159 (8-bit)
- Scientific notation
- 9.6 × 10¹
- As a duration
- 96 s = 1 minute, 36 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ϟϛʹ
- Mayan (base 20)
- 𝋤·𝋰
- Chinese
- 九十六
- Chinese (financial)
- 玖拾陸
Digit at this position in famous constants
- π — Pi (π)
- Digit 96 = 1
- e — Euler's number (e)
- Digit 96 = 6
- φ — Golden ratio (φ)
- Digit 96 = 9
- √2 — Pythagoras's (√2)
- Digit 96 = 4
- ln 2 — Natural log of 2
- Digit 96 = 1
- γ — Euler-Mascheroni (γ)
- Digit 96 = 4
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 96, here are decompositions:
- 7 + 89 = 96
- 13 + 83 = 96
- 17 + 79 = 96
- 23 + 73 = 96
- 29 + 67 = 96
- 37 + 59 = 96
- 43 + 53 = 96
As an ASCII codepoint, 96 is `. Printable ASCII character `.
As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.96.
- Address
- 0.0.0.96
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.0.96
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Matches numbered highway designation:
- I-96 — Grand Rapids to Detroit, MI.
Heard as a frequency, 96 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G2 (98 Hz, -36¢)
- Scientific pitch (C4 = 256 Hz): G2 (95.9 Hz, +2¢)
- Baroque pitch (A4 = 415 Hz): G♯2 (97.9 Hz, -34¢)
As a MIDI note number, 96 is C7 (2093 Hz at concert pitch).
On the periodic table, atomic number 96 is Curium (Cm) — period 7.
Related reading
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.