131,950
131,950 is a composite number, even.
131,950 (one hundred thirty-one thousand nine hundred fifty) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2 × 5² × 7 × 13 × 29. Its proper divisors sum to 180,530, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x2036E.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 19
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 59,131
- Recamán's sequence
- a(228,472) = 131,950
- Square (n²)
- 17,410,802,500
- Cube (n³)
- 2,297,355,389,875,000
- Divisor count
- 48
- σ(n) — sum of divisors
- 312,480
- φ(n) — Euler's totient
- 40,320
- Sum of prime factors
- 61
Primality
Prime factorization: 2 × 5 2 × 7 × 13 × 29
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,950 = [363; (4, 80, 2, 8, 2, 8, 2, 80, 4, 726)]
Period length 10 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-one thousand nine hundred fifty
- Ordinal
- 131950th
- Binary
- 100000001101101110
- Octal
- 401556
- Hexadecimal
- 0x2036E
- Base64
- AgNu
- One's complement
- 4,294,835,345 (32-bit)
- Scientific notation
- 1.3195 × 10⁵
- As a duration
- 131,950 s = 1 day, 12 hours, 39 minutes, 10 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρλαϡνʹ
- Mayan (base 20)
- 𝋰·𝋩·𝋱·𝋪
- Chinese
- 一十三萬一千九百五十
- Chinese (financial)
- 壹拾參萬壹仟玖佰伍拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 131950, here are decompositions:
- 3 + 131947 = 131950
- 11 + 131939 = 131950
- 17 + 131933 = 131950
- 23 + 131927 = 131950
- 41 + 131909 = 131950
- 59 + 131891 = 131950
- 89 + 131861 = 131950
- 101 + 131849 = 131950
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 8D AE (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.3.110.
- Address
- 0.2.3.110
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.3.110
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 131,950 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 131950 first appears in π at position 261,248 of the decimal expansion (the 261,248ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.