131,371
131,371 is a prime, odd.
131,371 (one hundred thirty-one thousand three hundred seventy-one) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x2012B.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 63
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 173,131
- Square (n²)
- 17,258,339,641
- Cube (n³)
- 2,267,245,336,977,811
- Divisor count
- 2
- σ(n) — sum of divisors
- 131,372
- φ(n) — Euler's totient
- 131,370
Primality
131,371 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,371 = [362; (2, 4, 1, 1, 1, 3, 1, 2, 1, 33, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, …)]
Representations
- In words
- one hundred thirty-one thousand three hundred seventy-one
- Ordinal
- 131371st
- Binary
- 100000000100101011
- Octal
- 400453
- Hexadecimal
- 0x2012B
- Base64
- AgEr
- One's complement
- 4,294,835,924 (32-bit)
- Scientific notation
- 1.31371 × 10⁵
- As a duration
- 131,371 s = 1 day, 12 hours, 29 minutes, 31 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρλατοαʹ
- Mayan (base 20)
- 𝋰·𝋨·𝋨·𝋫
- Chinese
- 一十三萬一千三百七十一
- Chinese (financial)
- 壹拾參萬壹仟參佰柒拾壹
Also seen as
UTF-8 encoding: F0 A0 84 AB (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.1.43.
- Address
- 0.2.1.43
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.1.43
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 131,371 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
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.