131,484
131,484 is a composite number, even.
131,484 (one hundred thirty-one thousand four hundred eighty-four) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 3 × 10,957. Its proper divisors sum to 175,340, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x2019C.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 21
- Digit product
- 384
- Digital root
- 3
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 484,131
- Recamán's sequence
- a(229,404) = 131,484
- Square (n²)
- 17,288,042,256
- Cube (n³)
- 2,273,100,947,987,904
- Divisor count
- 12
- σ(n) — sum of divisors
- 306,824
- φ(n) — Euler's totient
- 43,824
- Sum of prime factors
- 10,964
Primality
Prime factorization: 2 2 × 3 × 10957
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√131,484 = [362; (1, 1, 1, 1, 4, 1, 14, 1, 1, 1, 1, 4, 60, 4, 1, 1, 1, 1, 14, 1, 4, 1, 1, 1, …)]
Period length 26 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-one thousand four hundred eighty-four
- Ordinal
- 131484th
- Binary
- 100000000110011100
- Octal
- 400634
- Hexadecimal
- 0x2019C
- Base64
- AgGc
- One's complement
- 4,294,835,811 (32-bit)
- Scientific notation
- 1.31484 × 10⁵
- As a duration
- 131,484 s = 1 day, 12 hours, 31 minutes, 24 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹 𒌋𒌋𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλαυπδʹ
- Mayan (base 20)
- 𝋰·𝋨·𝋮·𝋤
- Chinese
- 一十三萬一千四百八十四
- Chinese (financial)
- 壹拾參萬壹仟肆佰捌拾肆
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 131484, here are decompositions:
- 5 + 131479 = 131484
- 7 + 131477 = 131484
- 37 + 131447 = 131484
- 43 + 131441 = 131484
- 47 + 131437 = 131484
- 53 + 131431 = 131484
- 71 + 131413 = 131484
- 103 + 131381 = 131484
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 86 9C (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.1.156.
- Address
- 0.2.1.156
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.1.156
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 131,484 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 131484 first appears in π at position 719,343 of the decimal expansion (the 719,343ordinal-suffix:rd 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°.