131,975
131,975 is a composite number, odd.
131,975 (one hundred thirty-one thousand nine hundred seventy-five) is an odd 6-digit number. It is a composite number with 6 divisors, and factors as 5² × 5,279. Written other ways, in hexadecimal, 0x20387.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 26
- Digit product
- 945
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 579,131
- Recamán's sequence
- a(228,422) = 131,975
- Square (n²)
- 17,417,400,625
- Cube (n³)
- 2,298,661,447,484,375
- Divisor count
- 6
- σ(n) — sum of divisors
- 163,680
- φ(n) — Euler's totient
- 105,560
- Sum of prime factors
- 5,289
Primality
Prime factorization: 5 2 × 5279
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,975 = [363; (3, 1, 1, 9, 4, 21, 7, 1, 14, 1, 11, 2, 1, 1, 1, 5, 5, 2, 1, 2, 2, 17, 3, 2, …)]
Representations
- In words
- one hundred thirty-one thousand nine hundred seventy-five
- Ordinal
- 131975th
- Binary
- 100000001110000111
- Octal
- 401607
- Hexadecimal
- 0x20387
- Base64
- AgOH
- One's complement
- 4,294,835,320 (32-bit)
- Scientific notation
- 1.31975 × 10⁵
- As a duration
- 131,975 s = 1 day, 12 hours, 39 minutes, 35 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλαϡοεʹ
- Mayan (base 20)
- 𝋰·𝋩·𝋲·𝋯
- Chinese
- 一十三萬一千九百七十五
- Chinese (financial)
- 壹拾參萬壹仟玖佰柒拾伍
Also seen as
UTF-8 encoding: F0 A0 8E 87 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.3.135.
- Address
- 0.2.3.135
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.3.135
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 131,975 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 131975 first appears in π at position 23,134 of the decimal expansion (the 23,134ordinal-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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.