142,039
142,039 is a prime, odd.
142,039 (one hundred forty-two thousand thirty-nine) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x22AD7.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 19
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 930,241
- Recamán's sequence
- a(484,749) = 142,039
- Square (n²)
- 20,175,077,521
- Cube (n³)
- 2,865,647,836,005,319
- Divisor count
- 2
- σ(n) — sum of divisors
- 142,040
- φ(n) — Euler's totient
- 142,038
Primality
142,039 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,039 = [376; (1, 7, 2, 1, 1, 1, 10, 7, 11, 1, 4, 1, 1, 1, 124, 1, 49, 3, 1, 6, 2, 2, 1, 17, …)]
Representations
- In words
- one hundred forty-two thousand thirty-nine
- Ordinal
- 142039th
- Binary
- 100010101011010111
- Octal
- 425327
- Hexadecimal
- 0x22AD7
- Base64
- AirX
- One's complement
- 4,294,825,256 (32-bit)
- Scientific notation
- 1.42039 × 10⁵
- As a duration
- 142,039 s = 1 day, 15 hours, 27 minutes, 19 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβλθʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋡·𝋳
- Chinese
- 一十四萬二千零三十九
- Chinese (financial)
- 壹拾肆萬貳仟零參拾玖
Also seen as
UTF-8 encoding: F0 A2 AB 97 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.42.215.
- Address
- 0.2.42.215
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.42.215
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 142,039 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.