8118308418221

Names of 8118308418221

• Cardinal: 8118308418221 can be written as Eight trillion, one hundred eighteen billion, three hundred eight million, four hundred eighteen thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 8.118308418221 × 10¹²

Factors of 8118308418221

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 647

Divisors of 8118308418221

• Number of divisors d(n): 108
• Complete list of divisors:
  1 17 23 37 79 289 391 491 529 629 851 1343 1369 1817 2923 6647 8347 8993 10693 11293 14467 18167 19573 22831 23273 30889 31487 38789 41791 49691 67229 108151 141899 152881 191981 245939 259739 308839 332741 395641 417841 525113 535279 659413 672179 710447 724201 844747 892147 1142893 1435193 1546267 1838567 2487473 3263677 4415563 5250263 5656597 7103297 9099743 9610343 11210021 11427043 12077599 12311417 15166499 15460117 19429181 20519381 24398281 26286539 31255639 33009439 42287041 53102141 57211879 75064571 120756049 163375831 194259731 209294089 257830483 262821989 348829477 355582691 414770777 446871163 561160463 718879697 759217097 902736397 972601943 1221349243 2777389127 4467973813 5930101109 6044905747 9539727871 12906690649 15346518749 16534233031 20762937131 28091032589 102763397699 219413741033 352969931227 477547554013 8118308418221
• Sum of all divisors σ(n): 9401836489920
• Sum of proper divisors (its aliquot sum) s(n): 1283528071699
• 8118308418221 is a deficient number, because the sum of its proper divisors (1283528071699) is less than itself. Its deficiency is 6834780346522

Bases of 8118308418221

• Binary: 1110110001000110000111000111011001010101101₂
• Hexadecimal: 0x76230E3B2AD
• Base-36: 2VLHZ81WT

Squares and roots of 8118308418221

• 8118308418221 squared (8118308418221²) is 65906931573357955044804841
• 8118308418221 cubed (8118308418221³) is 535052797411107302845216815922353407861
• The square root of 8118308418221 is 2849264.5398805987
• The cube root of 8118308418221 is 20098.1082996645

Scales and comparisons

• 8,118,308,418,221 seconds is equal to 258,137 years, 4 weeks, 6 days, 23 hours, 43 minutes, 41 seconds.
• To count from 1 to 8,118,308,418,221 would take you about six hundred forty-five thousand, three hundred forty-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 8118308418221 cubic inches would be around 1674.8 feet tall.

Recreational maths with 8118308418221

• 8118308418221 backwards is 1228148038118
• The number of decimal digits it has is: 13
• The sum of 8118308418221's digits is 47
• More coming soon!