131,875
131,875 is a composite number, odd.
131,875 (one hundred thirty-one thousand eight hundred seventy-five) is an odd 6-digit number. It is a composite number with 10 divisors, and factors as 5⁴ × 211. Written other ways, in hexadecimal, 0x20323.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 25
- Digit product
- 840
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 578,131
- Recamán's sequence
- a(228,622) = 131,875
- Square (n²)
- 17,391,015,625
- Cube (n³)
- 2,293,440,185,546,875
- Divisor count
- 10
- σ(n) — sum of divisors
- 165,572
- φ(n) — Euler's totient
- 105,000
- Sum of prime factors
- 231
Primality
Prime factorization: 5 4 × 211
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,875 = [363; (6, 1, 5, 1, 2, 5, 2, 2, 2, 2, 18, 4, 1, 3, 1, 2, 2, 3, 2, 2, 1, 1, 2, 1, …)]
Period length 50 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-one thousand eight hundred seventy-five
- Ordinal
- 131875th
- Binary
- 100000001100100011
- Octal
- 401443
- Hexadecimal
- 0x20323
- Base64
- AgMj
- One's complement
- 4,294,835,420 (32-bit)
- Scientific notation
- 1.31875 × 10⁵
- As a duration
- 131,875 s = 1 day, 12 hours, 37 minutes, 55 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλαωοεʹ
- Mayan (base 20)
- 𝋰·𝋩·𝋭·𝋯
- Chinese
- 一十三萬一千八百七十五
- Chinese (financial)
- 壹拾參萬壹仟捌佰柒拾伍
Also seen as
UTF-8 encoding: F0 A0 8C A3 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.3.35.
- Address
- 0.2.3.35
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.3.35
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 131,875 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 131875 first appears in π at position 693,296 of the decimal expansion (the 693,296ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.