813393763164

Names of 813393763164

• Cardinal: 813393763164 can be written as Eight hundred thirteen billion, three hundred ninety-three million, seven hundred sixty-three thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 8.13393763164 × 10¹¹

Factors of 813393763164

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 504059

Divisors of 813393763164

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 108 15413 30826 46239 61652 92478 138717 184956 277434 416151 488641 554868 832302 977282 1465923 1664604 1954564 2931846 4397769 5863692 8795538 13193307 17591076 26386614 52773228 7531423733 15062847466 22594271199 30125694932 45188542398 67782813597 90377084796 135565627194 203348440791 271131254388 406696881582 813393763164
• Sum of all divisors σ(n): 2108939780640
• Sum of proper divisors (its aliquot sum) s(n): 1295546017476
• 813393763164 is an abundant number, because the sum of its proper divisors (1295546017476) is greater than itself. Its abundance is 482152254312

Bases of 813393763164

• Binary: 1011110101100010000010111101101101011100₂
• Hexadecimal: 0xBD620BDB5C
• Base-36: ADO1N8F0

Squares and roots of 813393763164

• 813393763164 squared (813393763164²) is 661609413954093323290896
• 813393763164 cubed (813393763164³) is 538148970960848621373228746101354944
• The square root of 813393763164 is 901883.4532044593
• The cube root of 813393763164 is 9334.6981571889

Scales and comparisons

• 813,393,763,164 seconds is equal to 25,863 years, 21 weeks, 15 hours, 59 minutes, 24 seconds.
• To count from 1 to 813,393,763,164 would take you about fifty-one thousand, seven hundred twenty-six 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 813393763164 cubic inches would be around 777.9 feet tall.

Recreational maths with 813393763164

• 813393763164 backwards is 461367393318
• 813393763164 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 813393763164's digits is 54
• More coming soon!