490,512
490,512 is a composite number, even.
490,512 (four hundred ninety thousand five hundred twelve) is an even 6-digit number. It is a composite number with 40 divisors, and factors as 2⁴ × 3 × 11 × 929. Its proper divisors sum to 893,328, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x77C10.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 21
- Digit product
- 0
- Digital root
- 3
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 215,094
- Square (n²)
- 240,602,022,144
- Cube (n³)
- 118,018,179,085,897,728
- Divisor count
- 40
- σ(n) — sum of divisors
- 1,383,840
- φ(n) — Euler's totient
- 148,480
- Sum of prime factors
- 951
Primality
Prime factorization: 2 4 × 3 × 11 × 929
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√490,512 = [700; (2, 1, 2, 1, 3, 2, 3, 1, 3, 1, 1, 28, 35, 1, 7, 2, 2, 2, 4, 1, 10, 7, 1, 4, …)]
Representations
- In words
- four hundred ninety thousand five hundred twelve
- Ordinal
- 490512th
- Binary
- 1110111110000010000
- Octal
- 1676020
- Hexadecimal
- 0x77C10
- Base64
- B3wQ
- One's complement
- 4,294,476,783 (32-bit)
- Scientific notation
- 4.90512 × 10⁵
- As a duration
- 490,512 s = 5 days, 16 hours, 15 minutes, 12 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓎆𓏺𓏺
- Greek (Milesian)
- ͵υϟφιβʹ
- Chinese
- 四十九萬零五百一十二
- Chinese (financial)
- 肆拾玖萬零伍佰壹拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 490512, here are decompositions:
- 13 + 490499 = 490512
- 19 + 490493 = 490512
- 31 + 490481 = 490512
- 53 + 490459 = 490512
- 59 + 490453 = 490512
- 173 + 490339 = 490512
- 199 + 490313 = 490512
- 229 + 490283 = 490512
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.124.16.
- Address
- 0.7.124.16
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.124.16
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 490,512 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 490512 first appears in π at position 81,957 of the decimal expansion (the 81,957ordinal-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°.