998,912
998,912 is a composite number, even.
998,912 (nine hundred ninety-eight thousand nine hundred twelve) is an even 6-digit number. It is a composite number with 20 divisors, and factors as 2⁹ × 1,951. Written other ways, in hexadecimal, 0xF3E00.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 38
- Digit product
- 11,664
- Digital root
- 2
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 219,899
- Square (n²)
- 997,825,183,744
- Cube (n³)
- 996,739,549,944,086,528
- Divisor count
- 20
- σ(n) — sum of divisors
- 1,996,896
- φ(n) — Euler's totient
- 499,200
- Sum of prime factors
- 1,969
Primality
Prime factorization: 2 9 × 1951
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√998,912 = [999; (2, 5, 6, 6, 1, 19, 1, 2, 1, 19, 1, 6, 6, 5, 2, 1998)]
Period length 16 — the block in parentheses repeats forever.
Representations
- In words
- nine hundred ninety-eight thousand nine hundred twelve
- Ordinal
- 998912th
- Binary
- 11110011111000000000
- Octal
- 3637000
- Hexadecimal
- 0xF3E00
- Base64
- Dz4A
- One's complement
- 4,293,968,383 (32-bit)
- Scientific notation
- 9.98912 × 10⁵
- As a duration
- 998,912 s = 11 days, 13 hours, 28 minutes, 32 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓏺𓏺
- Greek (Milesian)
- ͵ϡϟηϡιβʹ
- Chinese
- 九十九萬八千九百一十二
- Chinese (financial)
- 玖拾玖萬捌仟玖佰壹拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 998912, here are decompositions:
- 3 + 998909 = 998912
- 73 + 998839 = 998912
- 163 + 998749 = 998912
- 223 + 998689 = 998912
- 283 + 998629 = 998912
- 373 + 998539 = 998912
- 601 + 998311 = 998912
- 631 + 998281 = 998912
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.15.62.0.
- Address
- 0.15.62.0
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.62.0
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 998,912 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 998912 first appears in π at position 147,037 of the decimal expansion (the 147,037ordinal-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°.