131,446
131,446 is a composite number, even.
131,446 (one hundred thirty-one thousand four hundred forty-six) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 7 × 41 × 229. Written other ways, in hexadecimal, 0x20176.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 19
- Digit product
- 288
- Digital root
- 1
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 644,131
- Recamán's sequence
- a(229,480) = 131,446
- Square (n²)
- 17,278,050,916
- Cube (n³)
- 2,271,130,680,704,536
- Divisor count
- 16
- σ(n) — sum of divisors
- 231,840
- φ(n) — Euler's totient
- 54,720
- Sum of prime factors
- 279
Primality
Prime factorization: 2 × 7 × 41 × 229
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,446 = [362; (1, 1, 4, 16, 1, 1, 1, 3, 1, 1, 1, 2, 2, 2, 6, 1, 1, 1, 2, 8, 1, 1, 2, 1, …)]
Representations
- In words
- one hundred thirty-one thousand four hundred forty-six
- Ordinal
- 131446th
- Binary
- 100000000101110110
- Octal
- 400566
- Hexadecimal
- 0x20176
- Base64
- AgF2
- One's complement
- 4,294,835,849 (32-bit)
- Scientific notation
- 1.31446 × 10⁵
- As a duration
- 131,446 s = 1 day, 12 hours, 30 minutes, 46 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλαυμϛʹ
- Mayan (base 20)
- 𝋰·𝋨·𝋬·𝋦
- Chinese
- 一十三萬一千四百四十六
- Chinese (financial)
- 壹拾參萬壹仟肆佰肆拾陸
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 131446, here are decompositions:
- 5 + 131441 = 131446
- 83 + 131363 = 131446
- 89 + 131357 = 131446
- 149 + 131297 = 131446
- 179 + 131267 = 131446
- 197 + 131249 = 131446
- 233 + 131213 = 131446
- 317 + 131129 = 131446
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 85 B6 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.1.118.
- Address
- 0.2.1.118
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.1.118
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 131,446 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.