131,461
131,461 is a composite number, odd.
131,461 (one hundred thirty-one thousand four hundred sixty-one) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 11 × 17 × 19 × 37. Written other ways, in hexadecimal, 0x20185.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 72
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 164,131
- Recamán's sequence
- a(229,450) = 131,461
- Square (n²)
- 17,281,994,521
- Cube (n³)
- 2,271,908,281,725,181
- Divisor count
- 16
- σ(n) — sum of divisors
- 164,160
- φ(n) — Euler's totient
- 103,680
- Sum of prime factors
- 84
Primality
Prime factorization: 11 × 17 × 19 × 37
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,461 = [362; (1, 1, 2, 1, 4, 3, 2, 19, 1, 2, 2, 4, 1, 6, 2, 3, 2, 1, 1, 4, 34, 3, 5, 6, …)]
Period length 52 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-one thousand four hundred sixty-one
- Ordinal
- 131461st
- Binary
- 100000000110000101
- Octal
- 400605
- Hexadecimal
- 0x20185
- Base64
- AgGF
- One's complement
- 4,294,835,834 (32-bit)
- Scientific notation
- 1.31461 × 10⁵
- As a duration
- 131,461 s = 1 day, 12 hours, 31 minutes, 1 second
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹 𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρλαυξαʹ
- Mayan (base 20)
- 𝋰·𝋨·𝋭·𝋡
- Chinese
- 一十三萬一千四百六十一
- Chinese (financial)
- 壹拾參萬壹仟肆佰陸拾壹
Also seen as
UTF-8 encoding: F0 A0 86 85 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.1.133.
- Address
- 0.2.1.133
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.1.133
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 131,461 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 131461 first appears in π at position 994,368 of the decimal expansion (the 994,368ordinal-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.