472,144
472,144 is a composite number, even.
472,144 (four hundred seventy-two thousand one hundred forty-four) is an even 6-digit number. It is a composite number with 20 divisors, and factors as 2⁴ × 23 × 1,283. Its proper divisors sum to 483,152, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x73450.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 22
- Digit product
- 896
- Digital root
- 4
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 441,274
- Square (n²)
- 222,919,956,736
- Cube (n³)
- 105,250,320,053,161,984
- Divisor count
- 20
- σ(n) — sum of divisors
- 955,296
- φ(n) — Euler's totient
- 225,632
- Sum of prime factors
- 1,314
Primality
Prime factorization: 2 4 × 23 × 1283
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√472,144 = [687; (7, 1, 5, 1, 3, 4, 4, 16, 1, 2, 1, 2, 2, 1, 2, 2, 1, 2, 4, 3, 2, 6, 1, 2, …)]
Representations
- In words
- four hundred seventy-two thousand one hundred forty-four
- Ordinal
- 472144th
- Binary
- 1110011010001010000
- Octal
- 1632120
- Hexadecimal
- 0x73450
- Base64
- BzRQ
- One's complement
- 4,294,495,151 (32-bit)
- Scientific notation
- 4.72144 × 10⁵
- As a duration
- 472,144 s = 5 days, 11 hours, 9 minutes, 4 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵υοβρμδʹ
- Chinese
- 四十七萬二千一百四十四
- Chinese (financial)
- 肆拾柒萬貳仟壹佰肆拾肆
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 472144, here are decompositions:
- 5 + 472139 = 472144
- 11 + 472133 = 472144
- 17 + 472127 = 472144
- 41 + 472103 = 472144
- 251 + 471893 = 472144
- 353 + 471791 = 472144
- 461 + 471683 = 472144
- 467 + 471677 = 472144
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.52.80.
- Address
- 0.7.52.80
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.52.80
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 472,144 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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.