6403998696

Names of 6403998696

• Cardinal: 6403998696 can be written as Six billion, four hundred three million, nine hundred ninety-eight thousand, six hundred ninety-six.

Scientific notation

• Scientific notation: 6.403998696 × 10⁹

Factors of 6403998696

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2494

Divisors of 6403998696

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 24 227 454 681 809 908 1362 1453 1618 1816 2427 2724 2906 3236 4359 4854 5448 5812 6472 8718 9708 11624 17436 19416 34872 183643 329831 367286 550929 659662 734572 989493 1101858 1175477 1319324 1469144 1978986 2203716 2350954 2638648 3526431 3957972 4407432 4701908 7052862 7915944 9403816 14105724 28211448 266833279 533666558 800499837 1067333116 1600999674 2134666232 3201999348 6403998696
• Sum of all divisors σ(n): 16111483200
• Sum of proper divisors (its aliquot sum) s(n): 9707484504
• 6403998696 is an abundant number, because the sum of its proper divisors (9707484504) is greater than itself. Its abundance is 3303485808

Bases of 6403998696

• Binary: 101111101101101010100001111101000₂
• Hexadecimal: 0x17DB543E8
• Base-36: 2XWRX0O

Squares and roots of 6403998696

• 6403998696 squared (6403998696²) is 41011199298369700416
• 6403998696 cubed (6403998696³) is 262635666828155676389974657536
• The square root of 6403998696 is 80024.9879475155
• The cube root of 6403998696 is 1857.0221259155

Scales and comparisons

• 6,403,998,696 seconds is equal to 203 years, 32 weeks, 4 days, 8 hours, 31 minutes, 36 seconds.
• To count from 1 to 6,403,998,696 would take you about four hundred seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 6403998696 cubic inches would be around 154.8 feet tall.

Recreational maths with 6403998696

• 6403998696 backwards is 6968993046
• The number of decimal digits it has is: 10
• The sum of 6403998696's digits is 60
• More coming soon!