142,057
142,057 is a prime, odd.
142,057 (one hundred forty-two thousand fifty-seven) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x22AE9.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 19
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 750,241
- Recamán's sequence
- a(484,713) = 142,057
- Square (n²)
- 20,180,191,249
- Cube (n³)
- 2,866,737,428,259,193
- Divisor count
- 2
- σ(n) — sum of divisors
- 142,058
- φ(n) — Euler's totient
- 142,056
Primality
142,057 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,057 = [376; (1, 9, 2, 8, 11, 7, 1, 1, 9, 1, 3, 1, 5, 10, 1, 3, 27, 1, 1, 1, 30, 1, 2, 1, …)]
Representations
- In words
- one hundred forty-two thousand fifty-seven
- Ordinal
- 142057th
- Binary
- 100010101011101001
- Octal
- 425351
- Hexadecimal
- 0x22AE9
- Base64
- Airp
- One's complement
- 4,294,825,238 (32-bit)
- Scientific notation
- 1.42057 × 10⁵
- As a duration
- 142,057 s = 1 day, 15 hours, 27 minutes, 37 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβνζʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋢·𝋱
- Chinese
- 一十四萬二千零五十七
- Chinese (financial)
- 壹拾肆萬貳仟零伍拾柒
Also seen as
UTF-8 encoding: F0 A2 AB A9 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.42.233.
- Address
- 0.2.42.233
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.42.233
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 142,057 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
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.