131,422
131,422 is a composite number, even.
131,422 (one hundred thirty-one thousand four hundred twenty-two) is an even 6-digit number. It is a composite number with 8 divisors, and factors as 2 × 23 × 2,857. Written other ways, in hexadecimal, 0x2015E.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 13
- Digit product
- 48
- Digital root
- 4
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 224,131
- Recamán's sequence
- a(229,528) = 131,422
- Square (n²)
- 17,271,742,084
- Cube (n³)
- 2,269,886,888,163,448
- Divisor count
- 8
- σ(n) — sum of divisors
- 205,776
- φ(n) — Euler's totient
- 62,832
- Sum of prime factors
- 2,882
Primality
Prime factorization: 2 × 23 × 2857
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,422 = [362; (1, 1, 11, 120, 1, 3, 17, 80, 1, 1, 103, 13, 2, 2, 1, 1, 16, 1, 2, 8, 1, 1, 1, 1, …)]
Representations
- In words
- one hundred thirty-one thousand four hundred twenty-two
- Ordinal
- 131422nd
- Binary
- 100000000101011110
- Octal
- 400536
- Hexadecimal
- 0x2015E
- Base64
- AgFe
- One's complement
- 4,294,835,873 (32-bit)
- Scientific notation
- 1.31422 × 10⁵
- As a duration
- 131,422 s = 1 day, 12 hours, 30 minutes, 22 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρλαυκβʹ
- Mayan (base 20)
- 𝋰·𝋨·𝋫·𝋢
- Chinese
- 一十三萬一千四百二十二
- Chinese (financial)
- 壹拾參萬壹仟肆佰貳拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 131422, here are decompositions:
- 41 + 131381 = 131422
- 59 + 131363 = 131422
- 101 + 131321 = 131422
- 173 + 131249 = 131422
- 191 + 131231 = 131422
- 251 + 131171 = 131422
- 293 + 131129 = 131422
- 311 + 131111 = 131422
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 85 9E (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.1.94.
- Address
- 0.2.1.94
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.1.94
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 131,422 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.