490,992
490,992 is a composite number, even.
490,992 (four hundred ninety thousand nine hundred ninety-two) is an even 6-digit number. It is a composite number with 40 divisors, and factors as 2⁴ × 3 × 53 × 193. Its proper divisors sum to 808,032, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x77DF0.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 33
- Digit product
- 0
- Digital root
- 6
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 299,094
- Square (n²)
- 241,073,144,064
- Cube (n³)
- 118,364,985,150,271,488
- Divisor count
- 40
- σ(n) — sum of divisors
- 1,299,024
- φ(n) — Euler's totient
- 159,744
- Sum of prime factors
- 257
Primality
Prime factorization: 2 4 × 3 × 53 × 193
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√490,992 = [700; (1, 2, 2, 2, 1, 13, 1, 2, 1, 5, 14, 2, 2, 1, 3, 1, 3, 1, 5, 6, 1, 3, 1, 86, …)]
Period length 48 — the block in parentheses repeats forever.
Representations
- In words
- four hundred ninety thousand nine hundred ninety-two
- Ordinal
- 490992nd
- Binary
- 1110111110111110000
- Octal
- 1676760
- Hexadecimal
- 0x77DF0
- Base64
- B33w
- One's complement
- 4,294,476,303 (32-bit)
- Scientific notation
- 4.90992 × 10⁵
- As a duration
- 490,992 s = 5 days, 16 hours, 23 minutes, 12 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵υϟϡϟβʹ
- Chinese
- 四十九萬零九百九十二
- Chinese (financial)
- 肆拾玖萬零玖佰玖拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 490992, here are decompositions:
- 23 + 490969 = 490992
- 41 + 490951 = 490992
- 43 + 490949 = 490992
- 71 + 490921 = 490992
- 79 + 490913 = 490992
- 101 + 490891 = 490992
- 163 + 490829 = 490992
- 223 + 490769 = 490992
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.125.240.
- Address
- 0.7.125.240
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.125.240
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 490,992 and was likely granted around 1892.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 490992 first appears in π at position 122,442 of the decimal expansion (the 122,442ordinal-suffix:nd 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°.