13,423
13,423 is a composite number, odd.
13,423 (thirteen thousand four hundred twenty-three) is an odd 5-digit number. It is a composite number with 4 divisors, and factors as 31 × 433. Written other ways, in hexadecimal, 0x346F.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 13
- Digit product
- 72
- Digital root
- 4
- Palindrome
- No
- Bit width
- 14 bits
- Reversed
- 32,431
- Recamán's sequence
- a(47,429) = 13,423
- Square (n²)
- 180,176,929
- Cube (n³)
- 2,418,514,917,967
- Divisor count
- 4
- σ(n) — sum of divisors
- 13,888
- φ(n) — Euler's totient
- 12,960
- Sum of prime factors
- 464
Primality
Prime factorization: 31 × 433
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√13,423 = [115; (1, 6, 38, 2, 10, 25, 1, 1, 1, 6, 2, 1, 3, 1, 1, 1, 1, 4, 8, 2, 1, 2, 1, 4, …)]
Representations
- In words
- thirteen thousand four hundred twenty-three
- Ordinal
- 13423rd
- Binary
- 11010001101111
- Octal
- 32157
- Hexadecimal
- 0x346F
- Base64
- NG8=
- One's complement
- 52,112 (16-bit)
- Scientific notation
- 1.3423 × 10⁴
- As a duration
- 13,423 s = 3 hours, 43 minutes, 43 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵ιγυκγʹ
- Mayan (base 20)
- 𝋡·𝋭·𝋫·𝋣
- Chinese
- 一萬三千四百二十三
- Chinese (financial)
- 壹萬參仟肆佰貳拾參
Digit at this position in famous constants
- π — Pi (π)
- Digit 13,423 = 0
- e — Euler's number (e)
- Digit 13,423 = 0
- φ — Golden ratio (φ)
- Digit 13,423 = 4
- √2 — Pythagoras's (√2)
- Digit 13,423 = 6
- ln 2 — Natural log of 2
- Digit 13,423 = 2
- γ — Euler-Mascheroni (γ)
- Digit 13,423 = 8
Also seen as
UTF-8 encoding: E3 91 AF (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.52.111.
- Address
- 0.0.52.111
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.52.111
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 13,423 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G♯9 (13289.8 Hz, +17¢)
- Scientific pitch (C4 = 256 Hz): A9 (13777.2 Hz, -45¢ — about midway to G♯9)
- Baroque pitch (A4 = 415 Hz): A9 (13280 Hz, +19¢)
The digit sequence 13423 first appears in π at position 59,140 of the decimal expansion (the 59,140ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.