13,315
13,315 is a composite number, odd.
13,315 (thirteen thousand three hundred fifteen) is an odd 5-digit number. It is a composite number with 4 divisors, and factors as 5 × 2,663. Written other ways, in hexadecimal, 0x3403.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 13
- Digit product
- 45
- Digital root
- 4
- Palindrome
- No
- Bit width
- 14 bits
- Reversed
- 51,331
- Recamán's sequence
- a(47,645) = 13,315
- Square (n²)
- 177,289,225
- Cube (n³)
- 2,360,606,030,875
- Divisor count
- 4
- σ(n) — sum of divisors
- 15,984
- φ(n) — Euler's totient
- 10,648
- Sum of prime factors
- 2,668
Primality
Prime factorization: 5 × 2663
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√13,315 = [115; (2, 1, 1, 3, 1, 2, 15, 38, 2, 1, 1, 25, 23, 25, 1, 1, 2, 38, 15, 2, 1, 3, 1, 1, …)]
Period length 26 — the block in parentheses repeats forever.
Representations
- In words
- thirteen thousand three hundred fifteen
- Ordinal
- 13315th
- Binary
- 11010000000011
- Octal
- 32003
- Hexadecimal
- 0x3403
- Base64
- NAM=
- One's complement
- 52,220 (16-bit)
- Scientific notation
- 1.3315 × 10⁴
- As a duration
- 13,315 s = 3 hours, 41 minutes, 55 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ιγτιεʹ
- Mayan (base 20)
- 𝋡·𝋭·𝋥·𝋯
- Chinese
- 一萬三千三百一十五
- Chinese (financial)
- 壹萬參仟參佰壹拾伍
Digit at this position in famous constants
- π — Pi (π)
- Digit 13,315 = 6
- e — Euler's number (e)
- Digit 13,315 = 4
- φ — Golden ratio (φ)
- Digit 13,315 = 8
- √2 — Pythagoras's (√2)
- Digit 13,315 = 8
- ln 2 — Natural log of 2
- Digit 13,315 = 0
- γ — Euler-Mascheroni (γ)
- Digit 13,315 = 6
Also seen as
UTF-8 encoding: E3 90 83 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.52.3.
- Address
- 0.0.52.3
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.52.3
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 13,315 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G♯9 (13289.8 Hz, +3¢)
- Scientific pitch (C4 = 256 Hz): G♯9 (13004 Hz, +41¢)
- Baroque pitch (A4 = 415 Hz): A9 (13280 Hz, +5¢)
The digit sequence 13315 first appears in π at position 170,923 of the decimal expansion (the 170,923ordinal-suffix:rd 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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.