532,728
532,728 is a composite number, even.
532,728 (five hundred thirty-two thousand seven hundred twenty-eight) is an even 6-digit number. It is a composite number with 72 divisors, and factors as 2³ × 3² × 7² × 151. Its proper divisors sum to 1,156,752, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x820F8.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 27
- Digit product
- 3,360
- Digital root
- 9
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 827,235
- Square (n²)
- 283,799,121,984
- Cube (n³)
- 151,187,738,656,292,352
- Divisor count
- 72
- σ(n) — sum of divisors
- 1,689,480
- φ(n) — Euler's totient
- 151,200
- Sum of prime factors
- 177
Primality
Prime factorization: 2 3 × 3 2 × 7 2 × 151
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√532,728 = [729; (1, 7, 2, 19, 1, 4, 10, 162, 10, 4, 1, 19, 2, 7, 1, 1458)]
Period length 16 — the block in parentheses repeats forever.
Representations
- In words
- five hundred thirty-two thousand seven hundred twenty-eight
- Ordinal
- 532728th
- Binary
- 10000010000011111000
- Octal
- 2020370
- Hexadecimal
- 0x820F8
- Base64
- CCD4
- One's complement
- 4,294,434,567 (32-bit)
- Scientific notation
- 5.32728 × 10⁵
- As a duration
- 532,728 s = 6 days, 3 hours, 58 minutes, 48 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵φλβψκηʹ
- Chinese
- 五十三萬二千七百二十八
- Chinese (financial)
- 伍拾參萬貳仟柒佰貳拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 532728, here are decompositions:
- 19 + 532709 = 532728
- 37 + 532691 = 532728
- 41 + 532687 = 532728
- 59 + 532669 = 532728
- 89 + 532639 = 532728
- 107 + 532621 = 532728
- 109 + 532619 = 532728
- 127 + 532601 = 532728
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.8.32.248.
- Address
- 0.8.32.248
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.8.32.248
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 532,728 and was likely granted around 1894.
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°.