131,443
131,443 is a composite number, odd.
131,443 (one hundred thirty-one thousand four hundred forty-three) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 13 × 10,111. Written other ways, in hexadecimal, 0x20173.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 144
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 344,131
- Recamán's sequence
- a(229,486) = 131,443
- Square (n²)
- 17,277,262,249
- Cube (n³)
- 2,270,975,181,795,307
- Divisor count
- 4
- σ(n) — sum of divisors
- 141,568
- φ(n) — Euler's totient
- 121,320
- Sum of prime factors
- 10,124
Primality
Prime factorization: 13 × 10111
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,443 = [362; (1, 1, 4, 2, 3, 5, 6, 5, 1, 4, 1, 11, 17, 5, 1, 1, 3, 1, 1, 42, 10, 1, 25, 1, …)]
Representations
- In words
- one hundred thirty-one thousand four hundred forty-three
- Ordinal
- 131443rd
- Binary
- 100000000101110011
- Octal
- 400563
- Hexadecimal
- 0x20173
- Base64
- AgFz
- One's complement
- 4,294,835,852 (32-bit)
- Scientific notation
- 1.31443 × 10⁵
- As a duration
- 131,443 s = 1 day, 12 hours, 30 minutes, 43 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλαυμγʹ
- Mayan (base 20)
- 𝋰·𝋨·𝋬·𝋣
- Chinese
- 一十三萬一千四百四十三
- Chinese (financial)
- 壹拾參萬壹仟肆佰肆拾參
Also seen as
UTF-8 encoding: F0 A0 85 B3 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.1.115.
- Address
- 0.2.1.115
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.1.115
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 131,443 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.