131,146
131,146 is a composite number, even.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 72
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 641,131
- Square (n²)
- 17,199,273,316
- Cube (n³)
- 2,255,615,898,300,136
- Divisor count
- 8
- σ(n) — sum of divisors
- 205,344
- φ(n) — Euler's totient
- 62,700
- Sum of prime factors
- 2,876
Primality
Prime factorization: 2 × 23 × 2851
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,146 = [362; (7, 10, 17, 6, 1, 5, 4, 2, 1, 1, 1, 1, 71, 1, 4, 2, 1, 1, 1, 3, 2, 6, 2, 5, …)]
Representations
- In words
- one hundred thirty-one thousand one hundred forty-six
- Ordinal
- 131146th
- Binary
- 100000000001001010
- Octal
- 400112
- Hexadecimal
- 0x2004A
- Base64
- AgBK
- One's complement
- 4,294,836,149 (32-bit)
- Scientific notation
- 1.31146 × 10⁵
- As a duration
- 131,146 s = 1 day, 12 hours, 25 minutes, 46 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλαρμϛʹ
- Mayan (base 20)
- 𝋰·𝋧·𝋱·𝋦
- Chinese
- 一十三萬一千一百四十六
- Chinese (financial)
- 壹拾參萬壹仟壹佰肆拾陸
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 131146, here are decompositions:
- 3 + 131143 = 131146
- 17 + 131129 = 131146
- 83 + 131063 = 131146
- 137 + 131009 = 131146
- 173 + 130973 = 131146
- 317 + 130829 = 131146
- 359 + 130787 = 131146
- 503 + 130643 = 131146
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 81 8A (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.0.74.
- Address
- 0.2.0.74
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.0.74
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 131,146 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.