142,973
142,973 is a prime, odd.
142,973 (one hundred forty-two thousand nine hundred seventy-three) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x22E7D.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 26
- Digit product
- 1,512
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 379,241
- Recamán's sequence
- a(222,470) = 142,973
- Square (n²)
- 20,441,278,729
- Cube (n³)
- 2,922,550,943,721,317
- Divisor count
- 2
- σ(n) — sum of divisors
- 142,974
- φ(n) — Euler's totient
- 142,972
Primality
142,973 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,973 = [378; (8, 2, 57, 1, 2, 2, 1, 6, 1, 1, 1, 3, 1, 4, 1, 1, 1, 9, 3, 3, 2, 10, 1, 5, …)]
Representations
- In words
- one hundred forty-two thousand nine hundred seventy-three
- Ordinal
- 142973rd
- Binary
- 100010111001111101
- Octal
- 427175
- Hexadecimal
- 0x22E7D
- Base64
- Ai59
- One's complement
- 4,294,824,322 (32-bit)
- Scientific notation
- 1.42973 × 10⁵
- As a duration
- 142,973 s = 1 day, 15 hours, 42 minutes, 53 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβϡογʹ
- Mayan (base 20)
- 𝋱·𝋱·𝋨·𝋭
- Chinese
- 一十四萬二千九百七十三
- Chinese (financial)
- 壹拾肆萬貳仟玖佰柒拾參
Also seen as
UTF-8 encoding: F0 A2 B9 BD (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.46.125.
- Address
- 0.2.46.125
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.46.125
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 142,973 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.
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.