131,352
131,352 is a composite number, even.
131,352 (one hundred thirty-one thousand three hundred fifty-two) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2³ × 3 × 13 × 421. Its proper divisors sum to 223,128, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x20118.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 15
- Digit product
- 90
- Digital root
- 6
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 253,131
- Square (n²)
- 17,253,347,904
- Cube (n³)
- 2,266,261,753,886,208
- Divisor count
- 32
- σ(n) — sum of divisors
- 354,480
- φ(n) — Euler's totient
- 40,320
- Sum of prime factors
- 443
Primality
Prime factorization: 2 3 × 3 × 13 × 421
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,352 = [362; (2, 2, 1, 5, 3, 1, 1, 1, 1, 1, 2, 1, 1, 14, 4, 1, 2, 2, 1, 59, 1, 2, 2, 1, …)]
Period length 40 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-one thousand three hundred fifty-two
- Ordinal
- 131352nd
- Binary
- 100000000100011000
- Octal
- 400430
- Hexadecimal
- 0x20118
- Base64
- AgEY
- One's complement
- 4,294,835,943 (32-bit)
- Scientific notation
- 1.31352 × 10⁵
- As a duration
- 131,352 s = 1 day, 12 hours, 29 minutes, 12 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρλατνβʹ
- Mayan (base 20)
- 𝋰·𝋨·𝋧·𝋬
- Chinese
- 一十三萬一千三百五十二
- Chinese (financial)
- 壹拾參萬壹仟參佰伍拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 131352, here are decompositions:
- 31 + 131321 = 131352
- 41 + 131311 = 131352
- 59 + 131293 = 131352
- 101 + 131251 = 131352
- 103 + 131249 = 131352
- 131 + 131221 = 131352
- 139 + 131213 = 131352
- 149 + 131203 = 131352
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 84 98 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.1.24.
- Address
- 0.2.1.24
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.1.24
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 131,352 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 131352 first appears in π at position 70,677 of the decimal expansion (the 70,677ordinal-suffix:th 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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.