997,989
997,989 is a composite number, odd.
997,989 (nine hundred ninety-seven thousand nine hundred eighty-nine) is an odd 6-digit number. It is a composite number with 8 divisors, and factors as 3 × 107 × 3,109. Written other ways, in hexadecimal, 0xF3A65.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 51
- Digit product
- 367,416
- Digital root
- 6
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 989,799
- Square (n²)
- 995,982,044,121
- Cube (n³)
- 993,979,124,230,272,669
- Divisor count
- 8
- σ(n) — sum of divisors
- 1,343,520
- φ(n) — Euler's totient
- 658,896
- Sum of prime factors
- 3,219
Primality
Prime factorization: 3 × 107 × 3109
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√997,989 = [998; (1, 165, 2, 498, 1, 664, 1, 498, 2, 165, 1, 1996)]
Period length 12 — the block in parentheses repeats forever.
Representations
- In words
- nine hundred ninety-seven thousand nine hundred eighty-nine
- Ordinal
- 997989th
- Binary
- 11110011101001100101
- Octal
- 3635145
- Hexadecimal
- 0xF3A65
- Base64
- Dzpl
- One's complement
- 4,293,969,306 (32-bit)
- Scientific notation
- 9.97989 × 10⁵
- As a duration
- 997,989 s = 11 days, 13 hours, 13 minutes, 9 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ϡϟζϡπθʹ
- Chinese
- 九十九萬七千九百八十九
- Chinese (financial)
- 玖拾玖萬柒仟玖佰捌拾玖
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.15.58.101.
- Address
- 0.15.58.101
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.58.101
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 997,989 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 997989 first appears in π at position 804,748 of the decimal expansion (the 804,748ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.