131,700
131,700 is a composite number, even.
131,700 (one hundred thirty-one thousand seven hundred) is an even 6-digit number. It is a composite number with 36 divisors, and factors as 2² × 3 × 5² × 439. Its proper divisors sum to 250,220, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x20274.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 12
- Digit product
- 0
- Digital root
- 3
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 7,131
- Recamán's sequence
- a(228,972) = 131,700
- Square (n²)
- 17,344,890,000
- Cube (n³)
- 2,284,322,013,000,000
- Divisor count
- 36
- σ(n) — sum of divisors
- 381,920
- φ(n) — Euler's totient
- 35,040
- Sum of prime factors
- 456
Primality
Prime factorization: 2 2 × 3 × 5 2 × 439
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,700 = [362; (1, 9, 1, 1, 11, 1, 3, 1, 1, 44, 1, 4, 5, 1, 8, 1, 5, 4, 1, 44, 1, 1, 3, 1, …)]
Period length 30 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-one thousand seven hundred
- Ordinal
- 131700th
- Binary
- 100000001001110100
- Octal
- 401164
- Hexadecimal
- 0x20274
- Base64
- AgJ0
- One's complement
- 4,294,835,595 (32-bit)
- Scientific notation
- 1.317 × 10⁵
- As a duration
- 131,700 s = 1 day, 12 hours, 35 minutes
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 ·
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢
- Greek (Milesian)
- ͵ρλαψʹ
- Mayan (base 20)
- 𝋰·𝋩·𝋥·𝋠
- Chinese
- 一十三萬一千七百
- Chinese (financial)
- 壹拾參萬壹仟柒佰
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 131700, here are decompositions:
- 13 + 131687 = 131700
- 29 + 131671 = 131700
- 59 + 131641 = 131700
- 61 + 131639 = 131700
- 73 + 131627 = 131700
- 83 + 131617 = 131700
- 89 + 131611 = 131700
- 109 + 131591 = 131700
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 89 B4 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.2.116.
- Address
- 0.2.2.116
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.2.116
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 131,700 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 131700 first appears in π at position 498,801 of the decimal expansion (the 498,801ordinal-suffix:st 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°.