131,150
131,150 is a composite number, even.
Interestingness
Properties
Primality
Prime factorization: 2 × 5 2 × 43 × 61
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,150 = [362; (6, 1, 4, 1, 14, 1, 10, 1, 14, 1, 4, 1, 6, 724)]
Period length 14 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-one thousand one hundred fifty
- Ordinal
- 131150th
- Binary
- 100000000001001110
- Octal
- 400116
- Hexadecimal
- 0x2004E
- Base64
- AgBO
- One's complement
- 4,294,836,145 (32-bit)
- Scientific notation
- 1.3115 × 10⁵
- As a duration
- 131,150 s = 1 day, 12 hours, 25 minutes, 50 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρλαρνʹ
- Mayan (base 20)
- 𝋰·𝋧·𝋱·𝋪
- Chinese
- 一十三萬一千一百五十
- Chinese (financial)
- 壹拾參萬壹仟壹佰伍拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 131150, here are decompositions:
- 7 + 131143 = 131150
- 37 + 131113 = 131150
- 79 + 131071 = 131150
- 109 + 131041 = 131150
- 127 + 131023 = 131150
- 139 + 131011 = 131150
- 163 + 130987 = 131150
- 181 + 130969 = 131150
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 81 8E (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.0.78.
- Address
- 0.2.0.78
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.0.78
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 131,150 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 131150 first appears in π at position 308,827 of the decimal expansion (the 308,827ordinal-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.