488,821
488,821 is a prime, odd.
488,821 (four hundred eighty-eight thousand eight hundred twenty-one) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x77575.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 31
- Digit product
- 4,096
- Digital root
- 4
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 128,884
- Square (n²)
- 238,945,970,041
- Cube (n³)
- 116,801,808,021,411,661
- Divisor count
- 2
- σ(n) — sum of divisors
- 488,822
- φ(n) — Euler's totient
- 488,820
Primality
488,821 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√488,821 = [699; (6, 2, 1, 4, 2, 2, 69, 1, 1, 31, 3, 1, 1, 1, 1, 1, 2, 13, 1, 1, 1, 1, 24, 1, …)]
Representations
- In words
- four hundred eighty-eight thousand eight hundred twenty-one
- Ordinal
- 488821st
- Binary
- 1110111010101110101
- Octal
- 1672565
- Hexadecimal
- 0x77575
- Base64
- B3V1
- One's complement
- 4,294,478,474 (32-bit)
- Scientific notation
- 4.88821 × 10⁵
- As a duration
- 488,821 s = 5 days, 15 hours, 47 minutes, 1 second
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺
- Greek (Milesian)
- ͵υπηωκαʹ
- Chinese
- 四十八萬八千八百二十一
- Chinese (financial)
- 肆拾捌萬捌仟捌佰貳拾壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.7.117.117.
- Address
- 0.7.117.117
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.117.117
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 488,821 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.