472,272
472,272 is a composite number, even.
472,272 (four hundred seventy-two thousand two hundred seventy-two) is an even 6-digit number. It is a composite number with 20 divisors, and factors as 2⁴ × 3 × 9,839. Its proper divisors sum to 747,888, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x734D0.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 24
- Digit product
- 1,568
- Digital root
- 6
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 272,274
- Square (n²)
- 223,040,841,984
- Cube (n³)
- 105,335,944,525,467,648
- Divisor count
- 20
- σ(n) — sum of divisors
- 1,220,160
- φ(n) — Euler's totient
- 157,408
- Sum of prime factors
- 9,850
Primality
Prime factorization: 2 4 × 3 × 9839
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√472,272 = [687; (4, 1, 1, 6, 1, 1, 3, 3, 2, 2, 2, 1, 28, 1, 1, 6, 3, 28, 3, 6, 1, 1, 28, 1, …)]
Period length 36 — the block in parentheses repeats forever.
Representations
- In words
- four hundred seventy-two thousand two hundred seventy-two
- Ordinal
- 472272nd
- Binary
- 1110011010011010000
- Octal
- 1632320
- Hexadecimal
- 0x734D0
- Base64
- BzTQ
- One's complement
- 4,294,495,023 (32-bit)
- Scientific notation
- 4.72272 × 10⁵
- As a duration
- 472,272 s = 5 days, 11 hours, 11 minutes, 12 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹 𒌋𒁹 𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵υοβσοβʹ
- Chinese
- 四十七萬二千二百七十二
- Chinese (financial)
- 肆拾柒萬貳仟貳佰柒拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 472272, here are decompositions:
- 11 + 472261 = 472272
- 19 + 472253 = 472272
- 23 + 472249 = 472272
- 79 + 472193 = 472272
- 83 + 472189 = 472272
- 109 + 472163 = 472272
- 113 + 472159 = 472272
- 139 + 472133 = 472272
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.52.208.
- Address
- 0.7.52.208
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.52.208
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 472,272 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 472272 first appears in π at position 181,146 of the decimal expansion (the 181,146ordinal-suffix:th 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°.