142,131
142,131 is a composite number, odd.
142,131 (one hundred forty-two thousand one hundred thirty-one) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 3 × 11 × 59 × 73. Written other ways, in hexadecimal, 0x22B33.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 12
- Digit product
- 24
- Digital root
- 3
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 131,241
- Recamán's sequence
- a(484,565) = 142,131
- Square (n²)
- 20,201,221,161
- Cube (n³)
- 2,871,219,764,834,091
- Divisor count
- 16
- σ(n) — sum of divisors
- 213,120
- φ(n) — Euler's totient
- 83,520
- Sum of prime factors
- 146
Primality
Prime factorization: 3 × 11 × 59 × 73
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,131 = [377; (377, 754)]
Period length 2 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand one hundred thirty-one
- Ordinal
- 142131st
- Binary
- 100010101100110011
- Octal
- 425463
- Hexadecimal
- 0x22B33
- Base64
- Aisz
- One's complement
- 4,294,825,164 (32-bit)
- Scientific notation
- 1.42131 × 10⁵
- As a duration
- 142,131 s = 1 day, 15 hours, 28 minutes, 51 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρμβρλαʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋦·𝋫
- Chinese
- 一十四萬二千一百三十一
- Chinese (financial)
- 壹拾肆萬貳仟壹佰參拾壹
Also seen as
UTF-8 encoding: F0 A2 AC B3 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.43.51.
- Address
- 0.2.43.51
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.43.51
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 142,131 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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.