813802811013

Names of 813802811013

• Cardinal: 813802811013 can be written as Eight hundred thirteen billion, eight hundred two million, eight hundred eleven thousand and thirteen.

Scientific notation

• Scientific notation: 8.13802811013 × 10¹¹

Factors of 813802811013

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 516

Divisors of 813802811013

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 17 29 51 87 153 261 467 493 841 1401 1479 2523 4203 4437 7569 7939 13543 14297 23817 24389 40629 42891 71451 73167 121887 128673 218089 219501 230231 392747 414613 654267 690693 1178241 1243839 1962801 2072079 3534723 3707513 3731517 6324581 6676699 11122539 11389663 18973743 20030097 33367617 34168989 56921229 60090291 102506967 107517877 183412849 193624271 322553631 550238547 580872813 967660893 1650715641 1742618439 3118018433 5318972621 9354055299 15956917863 28062165897 47870753589 90422534557 271267603671 813802811013
• Sum of all divisors σ(n): 1291855457880
• Sum of proper divisors (its aliquot sum) s(n): 478052646867
• 813802811013 is a deficient number, because the sum of its proper divisors (478052646867) is less than itself. Its deficiency is 335750164146

Bases of 813802811013

• Binary: 1011110101111010011011010110111010000101₂
• Hexadecimal: 0xBD7A6D6E85
• Base-36: ADUT6JR9

Squares and roots of 813802811013

• 813802811013 squared (813802811013²) is 662275015212660594086169
• 813802811013 cubed (813802811013³) is 538961269043740529454018896144179197
• The square root of 813802811013 is 902110.1989297095
• The cube root of 813802811013 is 9336.2626714031

Scales and comparisons

• 813,802,811,013 seconds is equal to 25,876 years, 21 weeks, 3 days, 23 minutes, 33 seconds.
• To count from 1 to 813,802,811,013 would take you about fifty-one thousand, seven hundred fifty-two 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 813802811013 cubic inches would be around 778 feet tall.

Recreational maths with 813802811013

• 813802811013 backwards is 310118208318
• The number of decimal digits it has is: 12
• The sum of 813802811013's digits is 36
• More coming soon!