997,001
997,001 is a prime, odd.
997,001 (nine hundred ninety-seven thousand one) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF3689.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 26
- Digit product
- 0
- Digital root
- 8
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 100,799
- Square (n²)
- 994,010,994,001
- Cube (n³)
- 991,029,955,029,991,001
- Divisor count
- 2
- σ(n) — sum of divisors
- 997,002
- φ(n) — Euler's totient
- 997,000
Primality
997,001 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√997,001 = [998; (2, 398, 1, 8, 1, 78, 1, 48, 1, 14, 1, 248, 1, 2, 5, 49, 1, 2, 1, 4, 4, 9, 1, 2, …)]
Representations
- In words
- nine hundred ninety-seven thousand one
- Ordinal
- 997001st
- Binary
- 11110011011010001001
- Octal
- 3633211
- Hexadecimal
- 0xF3689
- Base64
- DzaJ
- One's complement
- 4,293,970,294 (32-bit)
- Scientific notation
- 9.97001 × 10⁵
- As a duration
- 997,001 s = 11 days, 12 hours, 56 minutes, 41 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓏺
- Greek (Milesian)
- ͵ϡϟζαʹ
- Chinese
- 九十九萬七千零一
- Chinese (financial)
- 玖拾玖萬柒仟零壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.15.54.137.
- Address
- 0.15.54.137
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.54.137
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 997,001 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 997001 first appears in π at position 481,876 of the decimal expansion (the 481,876ordinal-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.