553,720
553,720 is a composite number, even.
553,720 (five hundred fifty-three thousand seven hundred twenty) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2³ × 5 × 109 × 127. Its proper divisors sum to 713,480, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x872F8.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 22
- Digit product
- 0
- Digital root
- 4
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 27,355
- Square (n²)
- 306,605,838,400
- Cube (n³)
- 169,773,784,838,848,000
- Divisor count
- 32
- σ(n) — sum of divisors
- 1,267,200
- φ(n) — Euler's totient
- 217,728
- Sum of prime factors
- 247
Primality
Prime factorization: 2 3 × 5 × 109 × 127
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√553,720 = [744; (8, 11, 2, 2, 2, 1, 73, 1, 2, 2, 2, 11, 8, 1488)]
Period length 14 — the block in parentheses repeats forever.
Representations
- In words
- five hundred fifty-three thousand seven hundred twenty
- Ordinal
- 553720th
- Binary
- 10000111001011111000
- Octal
- 2071370
- Hexadecimal
- 0x872F8
- Base64
- CHL4
- One's complement
- 4,294,413,575 (32-bit)
- Scientific notation
- 5.5372 × 10⁵
- As a duration
- 553,720 s = 6 days, 9 hours, 48 minutes, 40 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆
- Greek (Milesian)
- ͵φνγψκʹ
- Chinese
- 五十五萬三千七百二十
- Chinese (financial)
- 伍拾伍萬參仟柒佰貳拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 553720, here are decompositions:
- 17 + 553703 = 553720
- 53 + 553667 = 553720
- 71 + 553649 = 553720
- 113 + 553607 = 553720
- 131 + 553589 = 553720
- 137 + 553583 = 553720
- 191 + 553529 = 553720
- 239 + 553481 = 553720
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.8.114.248.
- Address
- 0.8.114.248
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.8.114.248
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 553,720 and was likely granted around 1895.
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°.