130,772
130,772 is a composite number, even.
130,772 (one hundred thirty thousand seven hundred seventy-two) is an even 6-digit number. It is a composite number with 6 divisors, and factors as 2² × 32,693. Written other ways, in hexadecimal, 0x1FED4.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 277,031
- Square (n²)
- 17,101,315,984
- Cube (n³)
- 2,236,373,293,859,648
- Divisor count
- 6
- σ(n) — sum of divisors
- 228,858
- φ(n) — Euler's totient
- 65,384
- Sum of prime factors
- 32,697
Primality
Prime factorization: 2 2 × 32693
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√130,772 = [361; (1, 1, 1, 1, 1, 17, 65, 1, 2, 3, 1, 6, 1, 2, 5, 5, 1, 3, 1, 3, 3, 6, 10, 1, …)]
Representations
- In words
- one hundred thirty thousand seven hundred seventy-two
- Ordinal
- 130772nd
- Binary
- 11111111011010100
- Octal
- 377324
- Hexadecimal
- 0x1FED4
- Base64
- Af7U
- One's complement
- 4,294,836,523 (32-bit)
- Scientific notation
- 1.30772 × 10⁵
- As a duration
- 130,772 s = 1 day, 12 hours, 19 minutes, 32 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρλψοβʹ
- Mayan (base 20)
- 𝋰·𝋦·𝋲·𝋬
- Chinese
- 一十三萬零七百七十二
- Chinese (financial)
- 壹拾參萬零柒佰柒拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 130772, here are decompositions:
- 3 + 130769 = 130772
- 43 + 130729 = 130772
- 73 + 130699 = 130772
- 79 + 130693 = 130772
- 139 + 130633 = 130772
- 151 + 130621 = 130772
- 193 + 130579 = 130772
- 241 + 130531 = 130772
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.254.212.
- Address
- 0.1.254.212
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.254.212
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 130,772 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 130772 first appears in π at position 427,086 of the decimal expansion (the 427,086ordinal-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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.