13,424
13,424 is a composite number, even.
Properties
- Parity
- Even
- Digit count
- 5
- Digit sum
- 14
- Digit product
- 96
- Digital root
- 5
- Palindrome
- No
- Bit width
- 14 bits
- Reversed
- 42,431
- Recamán's sequence
- a(47,427) = 13,424
- Square (n²)
- 180,203,776
- Cube (n³)
- 2,419,055,489,024
- Divisor count
- 10
- σ(n) — sum of divisors
- 26,040
- φ(n) — Euler's totient
- 6,704
- Sum of prime factors
- 847
Primality
Prime factorization: 2 4 × 839
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- thirteen thousand four hundred twenty-four
- Ordinal
- 13424th
- Binary
- 11010001110000
- Octal
- 32160
- Hexadecimal
- 0x3470
- Base64
- NHA=
- One's complement
- 52,111 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ιγυκδʹ
- Mayan (base 20)
- 𝋡·𝋭·𝋫·𝋤
- Chinese
- 一萬三千四百二十四
- Chinese (financial)
- 壹萬參仟肆佰貳拾肆
Digit at this position in famous constants
- π — Pi (π)
- Digit 13,424 = 4
- e — Euler's number (e)
- Digit 13,424 = 8
- φ — Golden ratio (φ)
- Digit 13,424 = 8
- √2 — Pythagoras's (√2)
- Digit 13,424 = 1
- ln 2 — Natural log of 2
- Digit 13,424 = 7
- γ — Euler-Mascheroni (γ)
- Digit 13,424 = 7
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 13424, here are decompositions:
- 3 + 13421 = 13424
- 7 + 13417 = 13424
- 13 + 13411 = 13424
- 43 + 13381 = 13424
- 97 + 13327 = 13424
- 127 + 13297 = 13424
- 157 + 13267 = 13424
- 241 + 13183 = 13424
Showing the first eight; more decompositions exist.
UTF-8 encoding: E3 91 B0 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.52.112.
- Address
- 0.0.52.112
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.52.112
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.
Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.
The digit sequence 13424 first appears in π at position 35,921 of the decimal expansion (the 35,921ordinal-suffix:st 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.