497,490
497,490 is a composite number, even.
497,490 (four hundred ninety-seven thousand four hundred ninety) is an even 6-digit number. It is a composite number with 64 divisors, and factors as 2 × 3 × 5 × 7 × 23 × 103. Its proper divisors sum to 940,206, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x79752.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 33
- Digit product
- 0
- Digital root
- 6
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 94,794
- Square (n²)
- 247,496,300,100
- Cube (n³)
- 123,126,934,336,749,000
- Divisor count
- 64
- σ(n) — sum of divisors
- 1,437,696
- φ(n) — Euler's totient
- 107,712
- Sum of prime factors
- 143
Primality
Prime factorization: 2 × 3 × 5 × 7 × 23 × 103
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√497,490 = [705; (3, 30, 3, 1410)]
Period length 4 — the block in parentheses repeats forever.
Representations
- In words
- four hundred ninety-seven thousand four hundred ninety
- Ordinal
- 497490th
- Binary
- 1111001011101010010
- Octal
- 1713522
- Hexadecimal
- 0x79752
- Base64
- B5dS
- One's complement
- 4,294,469,805 (32-bit)
- Scientific notation
- 4.9749 × 10⁵
- As a duration
- 497,490 s = 5 days, 18 hours, 11 minutes, 30 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹 𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵υϟζυϟʹ
- Chinese
- 四十九萬七千四百九十
- Chinese (financial)
- 肆拾玖萬柒仟肆佰玖拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 497490, here are decompositions:
- 11 + 497479 = 497490
- 17 + 497473 = 497490
- 29 + 497461 = 497490
- 41 + 497449 = 497490
- 67 + 497423 = 497490
- 73 + 497417 = 497490
- 79 + 497411 = 497490
- 101 + 497389 = 497490
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.151.82.
- Address
- 0.7.151.82
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.151.82
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 497,490 and was likely granted around 1893.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 497490 first appears in π at position 573,536 of the decimal expansion (the 573,536ordinal-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°.