131,080
131,080 is a composite number, even.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 13
- Digit product
- 0
- Digital root
- 4
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 80,131
- Square (n²)
- 17,181,966,400
- Cube (n³)
- 2,252,212,155,712,000
- Divisor count
- 32
- σ(n) — sum of divisors
- 307,800
- φ(n) — Euler's totient
- 50,176
- Sum of prime factors
- 153
Primality
Prime factorization: 2 3 × 5 × 29 × 113
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,080 = [362; (20, 8, 1, 8, 20, 724)]
Period length 6 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-one thousand eighty
- Ordinal
- 131080th
- Binary
- 100000000000001000
- Octal
- 400010
- Hexadecimal
- 0x20008
- Base64
- AgAI
- One's complement
- 4,294,836,215 (32-bit)
- Scientific notation
- 1.3108 × 10⁵
- As a duration
- 131,080 s = 1 day, 12 hours, 24 minutes, 40 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρλαπʹ
- Mayan (base 20)
- 𝋰·𝋧·𝋮·𝋠
- Chinese
- 一十三萬一千零八十
- Chinese (financial)
- 壹拾參萬壹仟零捌拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 131080, here are decompositions:
- 17 + 131063 = 131080
- 71 + 131009 = 131080
- 107 + 130973 = 131080
- 239 + 130841 = 131080
- 251 + 130829 = 131080
- 263 + 130817 = 131080
- 269 + 130811 = 131080
- 293 + 130787 = 131080
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 80 88 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.0.8.
- Address
- 0.2.0.8
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.0.8
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 131,080 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 131080 first appears in π at position 46,677 of the decimal expansion (the 46,677ordinal-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.