551,200
551,200 is a composite number, even.
551,200 (five hundred fifty-one thousand two hundred) is an even 6-digit number. It is a composite number with 72 divisors, and factors as 2⁵ × 5² × 13 × 53. Its proper divisors sum to 925,268, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x86920.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 13
- Digit product
- 0
- Digital root
- 4
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 2,155
- Recamán's sequence
- a(187,152) = 551,200
- Square (n²)
- 303,821,440,000
- Cube (n³)
- 167,466,377,728,000,000
- Divisor count
- 72
- σ(n) — sum of divisors
- 1,476,468
- φ(n) — Euler's totient
- 199,680
- Sum of prime factors
- 86
Primality
Prime factorization: 2 5 × 5 2 × 13 × 53
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√551,200 = [742; (2, 2, 1, 164, 3, 1, 2, 2, 2, 17, 1, 11, 3, 14, 1, 1, 9, 1, 3, 1, 6, 1, 1, 1, …)]
Representations
- In words
- five hundred fifty-one thousand two hundred
- Ordinal
- 551200th
- Binary
- 10000110100100100000
- Octal
- 2064440
- Hexadecimal
- 0x86920
- Base64
- CGkg
- One's complement
- 4,294,416,095 (32-bit)
- Scientific notation
- 5.512 × 10⁵
- As a duration
- 551,200 s = 6 days, 9 hours, 6 minutes, 40 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓆼𓍢𓍢
- Greek (Milesian)
- ͵φνασʹ
- Chinese
- 五十五萬一千二百
- Chinese (financial)
- 伍拾伍萬壹仟貳佰
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 551200, here are decompositions:
- 3 + 551197 = 551200
- 71 + 551129 = 551200
- 101 + 551099 = 551200
- 107 + 551093 = 551200
- 131 + 551069 = 551200
- 137 + 551063 = 551200
- 173 + 551027 = 551200
- 197 + 551003 = 551200
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.8.105.32.
- Address
- 0.8.105.32
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.8.105.32
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 551,200 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°.