990,137
990,137 is a prime, odd.
990,137 (nine hundred ninety thousand one hundred thirty-seven) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF1BB9.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 29
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 731,099
- Square (n²)
- 980,371,278,769
- Cube (n³)
- 970,701,876,846,501,353
- Divisor count
- 2
- σ(n) — sum of divisors
- 990,138
- φ(n) — Euler's totient
- 990,136
Primality
990,137 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√990,137 = [995; (17, 1, 3, 3, 6, 2, 15, 1, 61, 3, 1, 34, 1, 3, 1, 2, 4, 1, 2, 1, 1, 3, 3, 7, …)]
Representations
- In words
- nine hundred ninety thousand one hundred thirty-seven
- Ordinal
- 990137th
- Binary
- 11110001101110111001
- Octal
- 3615671
- Hexadecimal
- 0xF1BB9
- Base64
- Dxu5
- One's complement
- 4,293,977,158 (32-bit)
- Scientific notation
- 9.90137 × 10⁵
- As a duration
- 990,137 s = 11 days, 11 hours, 2 minutes, 17 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ϡϟρλζʹ
- Chinese
- 九十九萬零一百三十七
- Chinese (financial)
- 玖拾玖萬零壹佰參拾柒
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.15.27.185.
- Address
- 0.15.27.185
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.27.185
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 990,137 and was likely granted around 1911.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 990137 first appears in π at position 132,717 of the decimal expansion (the 132,717ordinal-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
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.