988,968
988,968 is a composite number, even.
988,968 (nine hundred eighty-eight thousand nine hundred sixty-eight) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2³ × 3 × 89 × 463. Its proper divisors sum to 1,516,632, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF1728.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 48
- Digit product
- 248,832
- Digital root
- 3
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 869,889
- Flips to (rotate 180°)
- 896,886
- Square (n²)
- 978,057,705,024
- Cube (n³)
- 967,267,772,422,175,232
- Divisor count
- 32
- σ(n) — sum of divisors
- 2,505,600
- φ(n) — Euler's totient
- 325,248
- Sum of prime factors
- 561
Primality
Prime factorization: 2 3 × 3 × 89 × 463
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√988,968 = [994; (2, 7, 2, 20, 27, 1, 27, 20, 2, 7, 2, 1988)]
Period length 12 — the block in parentheses repeats forever.
Representations
- In words
- nine hundred eighty-eight thousand nine hundred sixty-eight
- Ordinal
- 988968th
- Binary
- 11110001011100101000
- Octal
- 3613450
- Hexadecimal
- 0xF1728
- Base64
- Dxco
- One's complement
- 4,293,978,327 (32-bit)
- Scientific notation
- 9.88968 × 10⁵
- As a duration
- 988,968 s = 11 days, 10 hours, 42 minutes, 48 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ϡπηϡξηʹ
- Chinese
- 九十八萬八千九百六十八
- Chinese (financial)
- 玖拾捌萬捌仟玖佰陸拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 988968, here are decompositions:
- 5 + 988963 = 988968
- 17 + 988951 = 988968
- 31 + 988937 = 988968
- 59 + 988909 = 988968
- 67 + 988901 = 988968
- 107 + 988861 = 988968
- 109 + 988859 = 988968
- 131 + 988837 = 988968
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.15.23.40.
- Address
- 0.15.23.40
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.23.40
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 988,968 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 988968 first appears in π at position 394,240 of the decimal expansion (the 394,240ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.