472,561
472,561 is a prime, odd.
472,561 (four hundred seventy-two thousand five hundred sixty-one) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x735F1.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 25
- Digit product
- 1,680
- Digital root
- 7
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 165,274
- Recamán's sequence
- a(137,610) = 472,561
- Square (n²)
- 223,313,898,721
- Cube (n³)
- 105,529,439,293,494,481
- Divisor count
- 2
- σ(n) — sum of divisors
- 472,562
- φ(n) — Euler's totient
- 472,560
Primality
472,561 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√472,561 = [687; (2, 3, 9, 5, 9, 1, 85, 37, 6, 1, 4, 2, 1, 5, 1, 20, 1, 1, 1, 2, 1, 1, 17, 1, …)]
Representations
- In words
- four hundred seventy-two thousand five hundred sixty-one
- Ordinal
- 472561st
- Binary
- 1110011010111110001
- Octal
- 1632761
- Hexadecimal
- 0x735F1
- Base64
- BzXx
- One's complement
- 4,294,494,734 (32-bit)
- Scientific notation
- 4.72561 × 10⁵
- As a duration
- 472,561 s = 5 days, 11 hours, 16 minutes, 1 second
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵υοβφξαʹ
- Chinese
- 四十七萬二千五百六十一
- Chinese (financial)
- 肆拾柒萬貳仟伍佰陸拾壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.7.53.241.
- Address
- 0.7.53.241
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.53.241
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 472,561 and was likely granted around 1891.
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.