6442348731

Names of 6442348731

• Cardinal: 6442348731 can be written as Six billion, four hundred forty-two million, three hundred forty-eight thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 6.442348731 × 10⁹

Factors of 6442348731

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7692

Divisors of 6442348731

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 13 21 31 39 91 93 101 217 273 303 403 651 707 1209 1313 2121 2821 3131 3939 7537 8463 9191 9393 21917 22611 27573 40703 52759 65751 97981 122109 158277 233647 284921 293943 685867 700941 761237 854763 1635529 2057601 2283711 3037411 4906587 5328659 9112233 9896081 15985977 21261877 23598347 29688243 63785631 69272567 70795041 165188429 207817701 306778511 495565287 920335533 2147449577 6442348731
• Sum of all divisors σ(n): 11022606336
• Sum of proper divisors (its aliquot sum) s(n): 4580257605
• 6442348731 is a deficient number, because the sum of its proper divisors (4580257605) is less than itself. Its deficiency is 1862091126

Bases of 6442348731

• Binary: 101111111111111100111000010111011₂
• Hexadecimal: 0x17FFE70BB
• Base-36: 2YJLW3F

Squares and roots of 6442348731

• 6442348731 squared (6442348731²) is 41503857171817310361
• 6442348731 cubed (6442348731³) is 267382321582462498368021501891
• The square root of 6442348731 is 80264.2431659327
• The cube root of 6442348731 is 1860.7216465013

Scales and comparisons

• 6,442,348,731 seconds is equal to 204 years, 44 weeks, 5 hours, 18 minutes, 51 seconds.
• To count from 1 to 6,442,348,731 would take you about four hundred nine 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 6442348731 cubic inches would be around 155.1 feet tall.

Recreational maths with 6442348731

• 6442348731 backwards is 1378432446
• The number of decimal digits it has is: 10
• The sum of 6442348731's digits is 42
• More coming soon!