13491054421668

Names of 13491054421668

• Cardinal: 13491054421668 can be written as Thirteen trillion, four hundred ninety-one billion, fifty-four million, four hundred twenty-one thousand, six hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3491054421668 × 10¹³

Factors of 13491054421668

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 19817

Divisors of 13491054421668

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 281 324 486 562 729 843 972 1124 1458 1686 2187 2529 2916 3372 4374 5058 7587 8748 10116 15174 19531 22761 30348 39062 45522 58593 68283 78124 78961 91044 117186 136566 157922 175779 204849 234372 236883 273132 315844 351558 409698 473766 527337 614547 703116 710649 819396 947532 1054674 1229094 1421298 1582011 2109348 2131947 2458188 2842596 3164022 4263894 4746033 5488211 6328044 6395841 8527788 9492066 10976422 12791682 14238099 16464633 18984132 19187523 21952844 25583364 28476198 32929266 38375046 42714297 49393899 56952396 57562569 65858532 76750092 85428594 98787798 115125138 148181697 170857188 172687707 197575596 230250276 296363394 345375414 444545091 592726788 690750828 889090182 1333635273 1542187291 1778180364 2667270546 3084374582 4000905819 4626561873 5334541092 6168749164 8001811638 9253123746 12002717457 13879685619 16003623276 18506247492 24005434914 27759371238 41639056857 48010869828 55518742476 83278113714 124917170571 166556227428 249834341142 374751511713 499668682284 749503023426 1124254535139 1499006046852 2248509070278 3372763605417 4497018140556 6745527210834 13491054421668
• Sum of all divisors σ(n): 35536897376960
• Sum of proper divisors (its aliquot sum) s(n): 22045842955292
• 13491054421668 is an abundant number, because the sum of its proper divisors (22045842955292) is greater than itself. Its abundance is 8554788533624

Bases of 13491054421668

• Binary: 11000100010100100001100000011010011010100100₂
• Hexadecimal: 0xC452181A6A4
• Base-36: 4S5PDH290

Squares and roots of 13491054421668

• 13491054421668 squared (13491054421668²) is 182008549408407693947902224
• 13491054421668 cubed (13491054421668³) is 2455487245277677265011077582328130989632
• The square root of 13491054421668 is 3673017.0734245165
• The cube root of 13491054421668 is 23805.7552765109

Scales and comparisons

• 13,491,054,421,668 seconds is equal to 428,973 years, 41 weeks, 4 days, 5 hours, 7 minutes, 48 seconds.
• To count from 1 to 13,491,054,421,668 would take you about one million, seventy-two thousand, four hundred thirty-four 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 13491054421668 cubic inches would be around 1983.8 feet tall.

Recreational maths with 13491054421668

• 13491054421668 backwards is 86612445019431
• 13491054421668 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 13491054421668's digits is 54
• More coming soon!