218318814263361220

Names of 218318814263361220

• Cardinal: 218318814263361220 can be written as Two hundred eighteen quadrillion, three hundred eighteen trillion, eight hundred fourteen billion, two hundred sixty-three million, three hundred sixty-one thousand, two hundred twenty.

Scientific notation

• Scientific notation: 2.1831881426336122 × 10¹⁷

Factors of 218318814263361220

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 14964970418

Divisors of 218318814263361220

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 20 223 446 892 1115 2230 3271 4460 6542 13084 16355 32710 65420 729433 1458866 2917732 3647165 7294330 14588660 14964966917 29929933834 59859867668 74824834585 149649669170 299299338340 3337187622491 6674375244982 13348750489964 16685938112455 33371876224910 48950406785507 66743752449820 97900813571014 195801627142028 244752033927535 489504067855070 979008135710140 10915940713168061 21831881426336122 43663762852672244 54579703565840305 109159407131680610 218318814263361220
• Sum of all divisors σ(n): 460666217477587968
• Sum of proper divisors (its aliquot sum) s(n): 242347403214226748
• 218318814263361220 is an abundant number, because the sum of its proper divisors (242347403214226748) is greater than itself. Its abundance is 24028588950865528

Bases of 218318814263361220

• Binary: 1100000111100111111100111000001011111100111011111011000100₂
• Hexadecimal: 0x3079FCE0BF3BEC4
• Base-36: 1NPNK6OZNUTG

Squares and roots of 218318814263361220

• 218318814263361220 squared (218318814263361220²) is 47663104661360014477345292199888400
• 218318814263361220 cubed (218318814263361220³) is 10405752493778603380320314333534404935376692887848000
• The square root of 218318814263361220 is 467245989.0286498971
• The cube root of 218318814263361220 is 602139.4126991011

Scales and comparisons

• 218,318,814,263,361,220 seconds is equal to 6,941,862,989 years, 7 weeks, 3 days, 3 hours, 53 minutes, 40 seconds.
• To count from 1 to 218,318,814,263,361,220 would take you about twenty billion, eight hundred twenty-five million, five hundred eighty-eight thousand, nine hundred sixty-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 218318814263361220 cubic inches would be around 50178.3 feet tall.

Recreational maths with 218318814263361220

• 218318814263361220 backwards is 022163362418813812
• The number of decimal digits it has is: 18
• The sum of 218318814263361220's digits is 61
• More coming soon!