538,080
538,080 is a composite number, even.
538,080 (five hundred thirty-eight thousand eighty) is an even 6-digit number. It is a composite number with 96 divisors, and factors as 2⁵ × 3 × 5 × 19 × 59. Its proper divisors sum to 1,276,320, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x835E0.
Interestingness
Properties
Primality
Prime factorization: 2 5 × 3 × 5 × 19 × 59
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√538,080 = [733; (1, 1, 5, 1, 5, 1, 2, 2, 1, 2, 3, 29, 1, 1, 1, 4, 6, 7, 3, 11, 1, 4, 6, 2, …)]
Period length 56 — the block in parentheses repeats forever.
Representations
- In words
- five hundred thirty-eight thousand eighty
- Ordinal
- 538080th
- Binary
- 10000011010111100000
- Octal
- 2032740
- Hexadecimal
- 0x835E0
- Base64
- CDXg
- One's complement
- 4,294,429,215 (32-bit)
- Scientific notation
- 5.3808 × 10⁵
- As a duration
- 538,080 s = 6 days, 5 hours, 28 minutes
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 ·
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵φληπʹ
- Chinese
- 五十三萬八千零八十
- Chinese (financial)
- 伍拾參萬捌仟零捌拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 538080, here are decompositions:
- 7 + 538073 = 538080
- 29 + 538051 = 538080
- 31 + 538049 = 538080
- 61 + 538019 = 538080
- 79 + 538001 = 538080
- 89 + 537991 = 538080
- 139 + 537941 = 538080
- 167 + 537913 = 538080
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.8.53.224.
- Address
- 0.8.53.224
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.8.53.224
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 538,080 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°.