27,122
27,122 is a composite number, even.
Properties
- Parity
- Even
- Digit count
- 5
- Digit sum
- 14
- Digit product
- 56
- Digital root
- 5
- Palindrome
- No
- Bit width
- 15 bits
- Reversed
- 22,172
- Square (n²)
- 735,602,884
- Cube (n³)
- 19,951,021,419,848
- Divisor count
- 8
- σ(n) — sum of divisors
- 41,472
- φ(n) — Euler's totient
- 13,300
- Sum of prime factors
- 264
Primality
Prime factorization: 2 × 71 × 191
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- twenty-seven thousand one hundred twenty-two
- Ordinal
- 27122nd
- Binary
- 110100111110010
- Octal
- 64762
- Hexadecimal
- 0x69F2
- Base64
- afI=
- One's complement
- 38,413 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹 𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵κζρκβʹ
- Mayan (base 20)
- 𝋣·𝋧·𝋰·𝋢
- Chinese
- 二萬七千一百二十二
- Chinese (financial)
- 貳萬柒仟壹佰貳拾貳
Digit at this position in famous constants
- π — Pi (π)
- Digit 27,122 = 9
- e — Euler's number (e)
- Digit 27,122 = 2
- φ — Golden ratio (φ)
- Digit 27,122 = 4
- √2 — Pythagoras's (√2)
- Digit 27,122 = 9
- ln 2 — Natural log of 2
- Digit 27,122 = 4
- γ — Euler-Mascheroni (γ)
- Digit 27,122 = 8
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 27122, here are decompositions:
- 13 + 27109 = 27122
- 19 + 27103 = 27122
- 31 + 27091 = 27122
- 61 + 27061 = 27122
- 79 + 27043 = 27122
- 163 + 26959 = 27122
- 229 + 26893 = 27122
- 241 + 26881 = 27122
Showing the first eight; more decompositions exist.
UTF-8 encoding: E6 A7 B2 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.105.242.
- Address
- 0.0.105.242
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.105.242
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 27122 first appears in π at position 135,040 of the decimal expansion (the 135,040ordinal-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.