988,494
988,494 is a composite number, even.
988,494 (nine hundred eighty-eight thousand four hundred ninety-four) is an even 6-digit number. It is a composite number with 64 divisors, and factors as 2 × 3 × 13 × 19 × 23 × 29. Its proper divisors sum to 1,430,706, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF154E.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 42
- Digit product
- 82,944
- Digital root
- 6
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 494,889
- Square (n²)
- 977,120,388,036
- Cube (n³)
- 965,877,640,851,257,784
- Divisor count
- 64
- σ(n) — sum of divisors
- 2,419,200
- φ(n) — Euler's totient
- 266,112
- Sum of prime factors
- 89
Primality
Prime factorization: 2 × 3 × 13 × 19 × 23 × 29
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√988,494 = [994; (4, 2, 1, 13, 1, 1, 1, 1, 2, 2, 3, 1, 1, 23, 1, 2, 5, 2, 37, 16, 2, 2, 5, 2, …)]
Period length 54 — the block in parentheses repeats forever.
Representations
- In words
- nine hundred eighty-eight thousand four hundred ninety-four
- Ordinal
- 988494th
- Binary
- 11110001010101001110
- Octal
- 3612516
- Hexadecimal
- 0xF154E
- Base64
- DxVO
- One's complement
- 4,293,978,801 (32-bit)
- Scientific notation
- 9.88494 × 10⁵
- As a duration
- 988,494 s = 11 days, 10 hours, 34 minutes, 54 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ϡπηυϟδʹ
- Chinese
- 九十八萬八千四百九十四
- Chinese (financial)
- 玖拾捌萬捌仟肆佰玖拾肆
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 988494, here are decompositions:
- 5 + 988489 = 988494
- 11 + 988483 = 988494
- 41 + 988453 = 988494
- 127 + 988367 = 988494
- 137 + 988357 = 988494
- 151 + 988343 = 988494
- 173 + 988321 = 988494
- 181 + 988313 = 988494
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.15.21.78.
- Address
- 0.15.21.78
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.21.78
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 988,494 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 988494 first appears in π at position 480,877 of the decimal expansion (the 480,877ordinal-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°.