141,731
141,731 is a prime, odd.
141,731 (one hundred forty-one thousand seven hundred thirty-one) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x229A3.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 84
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 137,141
- Recamán's sequence
- a(485,365) = 141,731
- Square (n²)
- 20,087,676,361
- Cube (n³)
- 2,847,046,458,320,891
- Divisor count
- 2
- σ(n) — sum of divisors
- 141,732
- φ(n) — Euler's totient
- 141,730
Primality
141,731 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√141,731 = [376; (2, 8, 2, 1, 3, 1, 2, 1, 375, 1, 2, 1, 3, 1, 2, 8, 2, 752)]
Period length 18 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-one thousand seven hundred thirty-one
- Ordinal
- 141731st
- Binary
- 100010100110100011
- Octal
- 424643
- Hexadecimal
- 0x229A3
- Base64
- Aimj
- One's complement
- 4,294,825,564 (32-bit)
- Scientific notation
- 1.41731 × 10⁵
- As a duration
- 141,731 s = 1 day, 15 hours, 22 minutes, 11 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹 𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρμαψλαʹ
- Mayan (base 20)
- 𝋱·𝋮·𝋦·𝋫
- Chinese
- 一十四萬一千七百三十一
- Chinese (financial)
- 壹拾肆萬壹仟柒佰參拾壹
Also seen as
UTF-8 encoding: F0 A2 A6 A3 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.41.163.
- Address
- 0.2.41.163
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.41.163
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 141,731 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 141731 first appears in π at position 180,252 of the decimal expansion (the 180,252ordinal-suffix:nd 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.