472,240
472,240 is a composite number, even.
472,240 (four hundred seventy-two thousand two hundred forty) is an even 6-digit number. It is a composite number with 20 divisors, and factors as 2⁴ × 5 × 5,903. Its proper divisors sum to 625,904, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x734B0.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 19
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 42,274
- Square (n²)
- 223,010,617,600
- Cube (n³)
- 105,314,534,055,424,000
- Divisor count
- 20
- σ(n) — sum of divisors
- 1,098,144
- φ(n) — Euler's totient
- 188,864
- Sum of prime factors
- 5,916
Primality
Prime factorization: 2 4 × 5 × 5903
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√472,240 = [687; (5, 14, 8, 1, 1, 2, 1, 8, 1, 4, 1, 4, 6, 1, 2, 3, 19, 16, 1, 10, 1, 9, 1, 2, …)]
Representations
- In words
- four hundred seventy-two thousand two hundred forty
- Ordinal
- 472240th
- Binary
- 1110011010010110000
- Octal
- 1632260
- Hexadecimal
- 0x734B0
- Base64
- BzSw
- One's complement
- 4,294,495,055 (32-bit)
- Scientific notation
- 4.7224 × 10⁵
- As a duration
- 472,240 s = 5 days, 11 hours, 10 minutes, 40 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹 𒌋 𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵υοβσμʹ
- Chinese
- 四十七萬二千二百四十
- Chinese (financial)
- 肆拾柒萬貳仟貳佰肆拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 472240, here are decompositions:
- 47 + 472193 = 472240
- 89 + 472151 = 472240
- 101 + 472139 = 472240
- 107 + 472133 = 472240
- 113 + 472127 = 472240
- 137 + 472103 = 472240
- 173 + 472067 = 472240
- 281 + 471959 = 472240
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.52.176.
- Address
- 0.7.52.176
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.52.176
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 472,240 and was likely granted around 1891.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 472240 first appears in π at position 880,582 of the decimal expansion (the 880,582ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.