131,552
131,552 is a composite number, even.
131,552 (one hundred thirty-one thousand five hundred fifty-two) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2⁵ × 4,111. Written other ways, in hexadecimal, 0x201E0.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 150
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 255,131
- Recamán's sequence
- a(229,268) = 131,552
- Square (n²)
- 17,305,928,704
- Cube (n³)
- 2,276,629,532,868,608
- Divisor count
- 12
- σ(n) — sum of divisors
- 259,056
- φ(n) — Euler's totient
- 65,760
- Sum of prime factors
- 4,121
Primality
Prime factorization: 2 5 × 4111
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,552 = [362; (1, 2, 2, 1, 9, 1, 1, 14, 3, 1, 1, 2, 1, 3, 2, 2, 22, 1, 102, 1, 2, 22, 2, 1, …)]
Period length 44 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-one thousand five hundred fifty-two
- Ordinal
- 131552nd
- Binary
- 100000000111100000
- Octal
- 400740
- Hexadecimal
- 0x201E0
- Base64
- AgHg
- One's complement
- 4,294,835,743 (32-bit)
- Scientific notation
- 1.31552 × 10⁵
- As a duration
- 131,552 s = 1 day, 12 hours, 32 minutes, 32 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρλαφνβʹ
- Mayan (base 20)
- 𝋰·𝋨·𝋱·𝋬
- Chinese
- 一十三萬一千五百五十二
- Chinese (financial)
- 壹拾參萬壹仟伍佰伍拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 131552, here are decompositions:
- 73 + 131479 = 131552
- 103 + 131449 = 131552
- 139 + 131413 = 131552
- 181 + 131371 = 131552
- 241 + 131311 = 131552
- 331 + 131221 = 131552
- 349 + 131203 = 131552
- 409 + 131143 = 131552
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 87 A0 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.1.224.
- Address
- 0.2.1.224
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.1.224
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 131,552 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 131552 first appears in π at position 122,163 of the decimal expansion (the 122,163ordinal-suffix:rd 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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.