18813053019801915

Names of 18813053019801915

• Cardinal: 18813053019801915 can be written as Eighteen quadrillion, eight hundred thirteen trillion, fifty-three billion, nineteen million, eight hundred one thousand, nine hundred fifteen.

Scientific notation

• Scientific notation: 1.8813053019801915 × 10¹⁶

Factors of 18813053019801915

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 10616

Divisors of 18813053019801915

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 5 7 9 15 21 27 35 45 63 81 105 135 189 243 315 405 567 729 945 1215 1701 2187 2835 3645 5103 6561 8505 10601 10935 15309 19683 25515 31803 32805 45927 53005 59049 74207 76545 95409 98415 137781 159015 177147 222621 229635 286227 295245 371035 413343 477045 531441 667863 688905 858681 885735 1113105 1240029 1431135 1594323 2003589 2066715 2576043 2657205 3339315 3720087 4293405 4782969 6010767 6200145 7728129 7971615 10017945 11160261 12880215 18032301 18600435 23184387 23914845 30053835 33480783 38640645 54096903 55801305 69553161 90161505 112381201 115921935 162290709 167403915 208659483 270484515 337143603 347765805 486872127 561906005 625978449 786668407 811453545 1011430809 1043297415 1460616381 1685718015 1877935347 2360005221 2434360635 3034292427 3129892245 3933342035 4381849143 5057154045 5633806041 7080015663 7303081905 9102877281 9389676735 11800026105 13145547429 15171462135 16901418123 21240046989 21909245715 27308631843 28169030205 35400078315 39436642287 45514386405 50704254369 63720140967 65727737145 81925895529 84507090615 106200234945 118309926861 136543159215 191160422901 197183211435 245777686587 253521271845 318600704835 354929780583 409629477645 573481268703 591549634305 737333059761 955802114505 1228888432935 1720443806109 1774648902915 2211999179283 2867406343515 3686665298805 5161331418327 6635997537849 8602219030545 11059995896415 15483994254981 19907992613547 25806657091635 33179987689245 46451982764943 59723977840641 77419971274905 99539963067735 139355948294829 179171933521923 232259913824715 298619889203205 418067844884487 537515800565769 696779741474145 895859667609615 1254203534653461 2090339224422435 2687579002828845 3762610603960383 6271017673267305 18813053019801915
• Sum of all divisors σ(n): 38704785994020432
• Sum of proper divisors (its aliquot sum) s(n): 19891732974218517
• 18813053019801915 is an abundant number, because the sum of its proper divisors (19891732974218517) is greater than itself. Its abundance is 1078679954416602

Bases of 18813053019801915

• Binary: 1000010110101100101111100111110011000101100100100111011₂
• Hexadecimal: 0x42D65F3E62C93B
• Base-36: 558O58TCSOR

Squares and roots of 18813053019801915

• 18813053019801915 squared (18813053019801915²) is 353930963925877953185105837667225
• 18813053019801915 cubed (18813053019801915³) is 6658521989687140868331216463988345351415187735875
• The square root of 18813053019801915 is 137160683.2142575579
• The cube root of 18813053019801915 is 265962.1039150411

Scales and comparisons

• 18,813,053,019,801,915 seconds is equal to 598,196,893 years, 22 weeks, 4 days, 16 hours, 5 minutes, 15 seconds.
• To count from 1 to 18,813,053,019,801,915 would take you about one billion, seven hundred ninety-four million, five hundred ninety thousand, six hundred eighty 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 18813053019801915 cubic inches would be around 22163.5 feet tall.

Recreational maths with 18813053019801915

• 18813053019801915 backwards is 51910891035031881
• 18813053019801915 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18813053019801915's digits is 63
• More coming soon!