130,990
130,990 is a composite number, even.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 22
- Digit product
- 0
- Digital root
- 4
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 99,031
- Square (n²)
- 17,158,380,100
- Cube (n³)
- 2,247,576,209,299,000
- Divisor count
- 8
- σ(n) — sum of divisors
- 235,800
- φ(n) — Euler's totient
- 52,392
- Sum of prime factors
- 13,106
Primality
Prime factorization: 2 × 5 × 13099
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√130,990 = [361; (1, 12, 2, 2, 6, 4, 4, 1, 8, 2, 1, 4, 1, 5, 1, 1, 9, 4, 7, 1, 3, 1, 47, 2, …)]
Representations
- In words
- one hundred thirty thousand nine hundred ninety
- Ordinal
- 130990th
- Binary
- 11111111110101110
- Octal
- 377656
- Hexadecimal
- 0x1FFAE
- Base64
- Af+u
- One's complement
- 4,294,836,305 (32-bit)
- Scientific notation
- 1.3099 × 10⁵
- As a duration
- 130,990 s = 1 day, 12 hours, 23 minutes, 10 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρλϡϟʹ
- Mayan (base 20)
- 𝋰·𝋧·𝋩·𝋪
- Chinese
- 一十三萬零九百九十
- Chinese (financial)
- 壹拾參萬零玖佰玖拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 130990, here are decompositions:
- 3 + 130987 = 130990
- 17 + 130973 = 130990
- 131 + 130859 = 130990
- 149 + 130841 = 130990
- 173 + 130817 = 130990
- 179 + 130811 = 130990
- 347 + 130643 = 130990
- 359 + 130631 = 130990
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.255.174.
- Address
- 0.1.255.174
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.255.174
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 130,990 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.