491,041
491,041 is a prime, odd.
491,041 (four hundred ninety-one thousand forty-one) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x77E21.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 19
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 140,194
- Square (n²)
- 241,121,263,681
- Cube (n³)
- 118,400,426,439,181,921
- Divisor count
- 2
- σ(n) — sum of divisors
- 491,042
- φ(n) — Euler's totient
- 491,040
Primality
491,041 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√491,041 = [700; (1, 2, 1, 8, 2, 2, 3, 1, 1, 3, 3, 2, 1, 2, 2, 3, 1, 1, 9, 9, 1, 5, 15, 1, …)]
Representations
- In words
- four hundred ninety-one thousand forty-one
- Ordinal
- 491041st
- Binary
- 1110111111000100001
- Octal
- 1677041
- Hexadecimal
- 0x77E21
- Base64
- B34h
- One's complement
- 4,294,476,254 (32-bit)
- Scientific notation
- 4.91041 × 10⁵
- As a duration
- 491,041 s = 5 days, 16 hours, 24 minutes, 1 second
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹 𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵υϟαμαʹ
- Chinese
- 四十九萬一千零四十一
- Chinese (financial)
- 肆拾玖萬壹仟零肆拾壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.7.126.33.
- Address
- 0.7.126.33
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.126.33
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 491,041 and was likely granted around 1892.
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.