142,403
142,403 is a prime, odd.
142,403 (one hundred forty-two thousand four hundred three) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x22C43.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 14
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 304,241
- Recamán's sequence
- a(40,118) = 142,403
- Square (n²)
- 20,278,614,409
- Cube (n³)
- 2,887,735,527,684,827
- Divisor count
- 2
- σ(n) — sum of divisors
- 142,404
- φ(n) — Euler's totient
- 142,402
Primality
142,403 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,403 = [377; (2, 1, 3, 19, 1, 1, 2, 3, 12, 2, 107, 2, 1, 25, 2, 1, 3, 1, 23, 1, 1, 3, 1, 1, …)]
Representations
- In words
- one hundred forty-two thousand four hundred three
- Ordinal
- 142403rd
- Binary
- 100010110001000011
- Octal
- 426103
- Hexadecimal
- 0x22C43
- Base64
- AixD
- One's complement
- 4,294,824,892 (32-bit)
- Scientific notation
- 1.42403 × 10⁵
- As a duration
- 142,403 s = 1 day, 15 hours, 33 minutes, 23 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβυγʹ
- Mayan (base 20)
- 𝋱·𝋰·𝋠·𝋣
- Chinese
- 一十四萬二千四百零三
- Chinese (financial)
- 壹拾肆萬貳仟肆佰零參
Also seen as
UTF-8 encoding: F0 A2 B1 83 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.44.67.
- Address
- 0.2.44.67
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.44.67
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 142,403 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 142403 first appears in π at position 415,861 of the decimal expansion (the 415,861ordinal-suffix:st digit after the integer 3).
Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.
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.