13,311
13,311 is a composite number, odd.
13,311 (thirteen thousand three hundred eleven) is an odd 5-digit number. It is a composite number with 16 divisors, and factors as 3³ × 17 × 29. Written other ways, in hexadecimal, 0x33FF.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 9
- Digit product
- 9
- Digital root
- 9
- Palindrome
- No
- Bit width
- 14 bits
- Reversed
- 11,331
- Recamán's sequence
- a(47,653) = 13,311
- Square (n²)
- 177,182,721
- Cube (n³)
- 2,358,479,199,231
- Divisor count
- 16
- σ(n) — sum of divisors
- 21,600
- φ(n) — Euler's totient
- 8,064
- Sum of prime factors
- 55
Primality
Prime factorization: 3 3 × 17 × 29
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√13,311 = [115; (2, 1, 2, 8, 1, 5, 1, 8, 2, 1, 2, 230)]
Period length 12 — the block in parentheses repeats forever.
Representations
- In words
- thirteen thousand three hundred eleven
- Ordinal
- 13311th
- Binary
- 11001111111111
- Octal
- 31777
- Hexadecimal
- 0x33FF
- Base64
- M/8=
- One's complement
- 52,224 (16-bit)
- Scientific notation
- 1.3311 × 10⁴
- As a duration
- 13,311 s = 3 hours, 41 minutes, 51 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓎆𓏺
- Greek (Milesian)
- ͵ιγτιαʹ
- Mayan (base 20)
- 𝋡·𝋭·𝋥·𝋫
- Chinese
- 一萬三千三百一十一
- Chinese (financial)
- 壹萬參仟參佰壹拾壹
Digit at this position in famous constants
- π — Pi (π)
- Digit 13,311 = 7
- e — Euler's number (e)
- Digit 13,311 = 9
- φ — Golden ratio (φ)
- Digit 13,311 = 5
- √2 — Pythagoras's (√2)
- Digit 13,311 = 3
- ln 2 — Natural log of 2
- Digit 13,311 = 0
- γ — Euler-Mascheroni (γ)
- Digit 13,311 = 2
Also seen as
UTF-8 encoding: E3 8F BF (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.51.255.
- Address
- 0.0.51.255
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.51.255
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 13,311 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G♯9 (13289.8 Hz, +3¢)
- Scientific pitch (C4 = 256 Hz): G♯9 (13004 Hz, +40¢)
- Baroque pitch (A4 = 415 Hz): A9 (13280 Hz, +4¢)
The digit sequence 13311 first appears in π at position 86,524 of the decimal expansion (the 86,524ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.