13081947399045

Names of 13081947399045

• Cardinal: 13081947399045 can be written as Thirteen trillion, eighty-one billion, nine hundred forty-seven million, three hundred ninety-nine thousand and forty-five.

Scientific notation

• Scientific notation: 1.3081947399045 × 10¹³

Factors of 13081947399045

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4045

Divisors of 13081947399045

• Number of divisors d(n): 320
• Complete list of divisors:
  1 3 5 7 9 15 21 27 31 35 45 63 81 93 105 127 135 155 189 217 279 315 331 381 405 465 567 635 651 837 889 945 993 1085 1143 1395 1655 1905 1953 2317 2511 2667 2835 2979 3255 3429 3541 3937 4185 4445 4965 5715 5859 6951 8001 8937 9765 10261 10287 10623 11585 11811 12555 13335 14895 17145 17577 17705 19685 20853 24003 24787 26811 27559 29295 30783 31869 34755 35433 40005 42037 44685 51305 51435 53115 59055 62559 71827 72009 74361 82677 87885 92349 95607 104265 106299 109771 120015 123935 126111 134055 137795 153915 159345 177165 187677 210185 215481 223083 248031 277047 286821 294259 312795 318897 329313 359135 360045 371805 378333 413385 449707 461745 478035 531495 548855 630555 646443 669249 744093 768397 831141 882777 938385 987939 1077405 1115415 1134999 1172071 1240155 1303147 1349121 1385235 1434105 1471295 1594485 1646565 1891665 1939329 2007747 2232279 2248535 2305191 2648331 2963817 3147949 3232215 3346245 3404997 3516213 3720465 3841985 3909441 4047363 4155705 4413885 4939695 5674995 5817987 5860355 6515735 6745605 6915573 7944993 8204497 8891451 9122029 9443847 9696645 10038735 10548639 11161395 11525955 11728323 12142089 13241655 13940917 14819085 15739745 17024985 17581065 19547205 20236815 20746719 23834979 24613491 27366087 28331541 29089935 31645917 34577865 35184969 36334201 36426267 39724965 41022485 41822751 44457255 45610145 47219235 52743195 58641615 60710445 62240157 69704585 73840473 82098261 84994623 94937751 97586419 103733595 105554907 109002603 119174895 123067455 125468253 136830435 141657705 148853017 158229585 175924845 181671005 182131335 209113755 221521419 246294783 254339407 254983869 292759257 311200785 327007809 369202365 376404759 410491305 424973115 446559051 474688755 487932095 527774535 545013015 627341265 664564257 738884349 744265085 763018221 878277771 981023427 1041971119 1107607095 1129214277 1231473915 1271697035 1274919345 1339677153 1463796285 1635039045 1882023795 2232795255 2289054663 2634833313 2943070281 3125913357 3322821285 3694421745 3815091105 4019031459 4391388855 4614443527 4905117135 5209855595 5646071385 6698385765 6867163989 7904499939 9377740071 11445273315 12057094377 13174166565 13843330581 14715351405 15629566785 20095157295 20601491967 23072217635 28133220213 32301104689 34335819945 39522499695 41529991743 46888700355 60285471885 69216652905 84399660639 96903314067 103007459835 124589975229 140666101065 161505523445 207649958715 290709942201 373769925687 421998303195 484516570335 622949876145 872129826603 1453549711005 1868849628435 2616389479809 4360649133015 13081947399045
• Sum of all divisors σ(n): 27975199752192
• Sum of proper divisors (its aliquot sum) s(n): 14893252353147
• 13081947399045 is an abundant number, because the sum of its proper divisors (14893252353147) is greater than itself. Its abundance is 1811304954102

Bases of 13081947399045

• Binary: 10111110010111100000110100111110001110000101₂
• Hexadecimal: 0xBE5E0D3E385
• Base-36: 4MXRHPRB9

Squares and roots of 13081947399045

• 13081947399045 squared (13081947399045²) is 171137347751380240466912025
• 13081947399045 cubed (13081947399045³) is 2238809781295628416084926421831584016125
• The square root of 13081947399045 is 3616897.4825179937
• The cube root of 13081947399045 is 23562.6500309535

Scales and comparisons

• 13,081,947,399,045 seconds is equal to 415,965 years, 24 weeks, 5 hours, 30 minutes, 45 seconds.
• To count from 1 to 13,081,947,399,045 would take you about one million, thirty-nine thousand, nine hundred thirteen 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 13081947399045 cubic inches would be around 1963.6 feet tall.

Recreational maths with 13081947399045

• 13081947399045 backwards is 54099374918031
• 13081947399045 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 13081947399045's digits is 63
• More coming soon!