1981063729372

Names of 1981063729372

• Cardinal: 1981063729372 can be written as One trillion, nine hundred eighty-one billion, sixty-three million, seven hundred twenty-nine thousand, three hundred seventy-two.

Scientific notation

• Scientific notation: 1.981063729372 × 10¹²

Factors of 1981063729372

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 138

Divisors of 1981063729372

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 7 13 14 26 28 37 49 52 74 79 91 98 148 158 169 182 196 259 316 338 343 364 481 518 553 637 676 686 962 1027 1036 1106 1183 1274 1369 1372 1813 1924 2054 2212 2366 2548 2738 2923 3367 3626 3871 4108 4459 4732 5476 5846 6241 6253 6734 7189 7252 7742 8281 8918 9583 11692 12482 12506 12691 13351 13468 14378 15484 16562 17797 17836 19166 20461 23569 24964 25012 25382 26702 27097 28756 33124 35594 37999 38332 40922 43687 43771 47138 50323 50764 53404 54194 57967 67081 71188 75998 81133 81844 87374 87542 93457 94276 100646 108151 108388 115934 124579 134162 143227 151996 162266 164983 174748 175084 186914 201292 216302 230917 231361 231868 249158 265993 268324 286454 305809 306397 324532 329966 352261 373828 432604 461834 462722 469567 493987 498316 531986 567931 572908 611618 612794 654199 659932 704522 757057 872053 923668 925444 939134 987974 1002589 1054729 1063972 1135862 1223236 1225588 1308398 1405963 1409044 1514114 1616419 1619527 1744106 1861951 1878268 1975948 2005178 2109458 2140663 2144779 2271724 2616796 2811926 3001921 3028228 3232838 3239054 3457909 3488212 3723902 3975517 4010356 4218916 4281326 4289558 4579393 5299399 5623852 6003842 6104371 6465676 6478108 6915818 7383103 7447804 7951034 8543929 8562652 8579116 9158786 9841741 10598798 11314933 11336689 12007684 12208742 13033657 13831636 14766206 15902068 17087858 18277519 18317572 19683482 21013447 21197596 22629866 22673378 24205363 24417484 26067314 27828619 29532412 34175716 36555038 37095793 39024973 39366964 42026894 45259732 45346756 48410726 51681721 52134628 55657238 59807503 68892187 73110076 74191586 78049946 79204531 79356823 84053788 96821452 103363442 111071077 111314476 119615006 127942633 137784374 147094129 148383172 156099892 158409062 158713646 169437541 206726884 222142154 239230012 255885266 273174811 275568748 294188258 316818124 317427292 338875082 361772047 418652521 444284308 482245309 511770532 546349622 588376516 677750164 723544094 777497539 837305042 895598431 964490618 1029658903 1092699244 1443924001 1447088188 1554995078 1674610084 1791196862 1912223677 1928981236 2059317806 2887848002 2930567647 3109990156 3582393724 3824447354 4118635612 5442482773 5775696004 5861135294 6269189017 7648894708 10107468007 10884965546 11722270588 12538378034 13385565739 20214936014 21769931092 25076756068 26771131478 38097379411 40429872028 53542262956 70752276049 76194758822 141504552098 152389517644 283009104196 495265932343 990531864686 1981063729372
• Sum of all divisors σ(n): 4557104722800
• Sum of proper divisors (its aliquot sum) s(n): 2576040993428
• 1981063729372 is an abundant number, because the sum of its proper divisors (2576040993428) is greater than itself. Its abundance is 594977264056

Bases of 1981063729372

• Binary: 11100110101000000100110011001000011011100₂
• Hexadecimal: 0x1CD409990DC
• Base-36: PA3670M4

Squares and roots of 1981063729372

• 1981063729372 squared (1981063729372²) is 3924613499833296855514384
• 1981063729372 cubed (1981063729372³) is 7774909456323448168887286210429286848
• The square root of 1981063729372 is 1407502.6569680073
• The cube root of 1981063729372 is 12559.3206620599

Scales and comparisons

• 1,981,063,729,372 seconds is equal to 62,991 years, 36 weeks, 2 days, 8 hours, 22 minutes, 52 seconds.
• To count from 1 to 1,981,063,729,372 would take you about one hundred fifty-seven thousand, four hundred seventy-nine 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 1981063729372 cubic inches would be around 1046.6 feet tall.

Recreational maths with 1981063729372

• 1981063729372 backwards is 2739273601891
• The number of decimal digits it has is: 13
• The sum of 1981063729372's digits is 58
• More coming soon!