131,401
131,401 is a composite number, odd.
131,401 (one hundred thirty-one thousand four hundred one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 101 × 1,301. Written other ways, in hexadecimal, 0x20149.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 10
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 104,131
- Recamán's sequence
- a(229,570) = 131,401
- Square (n²)
- 17,266,222,801
- Cube (n³)
- 2,268,798,942,274,201
- Divisor count
- 4
- σ(n) — sum of divisors
- 132,804
- φ(n) — Euler's totient
- 130,000
- Sum of prime factors
- 1,402
Primality
Prime factorization: 101 × 1301
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,401 = [362; (2, 34, 42, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 5, 2, 3, 37, 1, 6, 1, 1, 2, 1, …)]
Period length 51 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-one thousand four hundred one
- Ordinal
- 131401st
- Binary
- 100000000101001001
- Octal
- 400511
- Hexadecimal
- 0x20149
- Base64
- AgFJ
- One's complement
- 4,294,835,894 (32-bit)
- Scientific notation
- 1.31401 × 10⁵
- As a duration
- 131,401 s = 1 day, 12 hours, 30 minutes, 1 second
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓏺
- Greek (Milesian)
- ͵ρλαυαʹ
- Mayan (base 20)
- 𝋰·𝋨·𝋪·𝋡
- Chinese
- 一十三萬一千四百零一
- Chinese (financial)
- 壹拾參萬壹仟肆佰零壹
Also seen as
UTF-8 encoding: F0 A0 85 89 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.1.73.
- Address
- 0.2.1.73
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.1.73
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 131,401 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 131401 first appears in π at position 50,826 of the decimal expansion (the 50,826ordinal-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.