1001998995998

Names of 1001998995998

• Cardinal: 1001998995998 can be written as One trillion, one billion, nine hundred ninety-eight million, nine hundred ninety-five thousand, nine hundred ninety-eight.

Scientific notation

• Scientific notation: 1.001998995998 × 10¹²

Factors of 1001998995998

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 191

Divisors of 1001998995998

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 7 11 13 14 22 26 31 49 62 77 91 98 121 127 143 154 169 182 217 242 254 286 338 341 403 434 539 637 682 806 847 889 1001 1078 1183 1274 1397 1519 1573 1651 1694 1778 1859 2002 2366 2387 2794 2821 3038 3146 3302 3718 3751 3937 4433 4774 5239 5642 5929 6223 7007 7502 7874 8281 8866 9779 10478 11011 11557 11858 12446 13013 14014 15367 16129 16562 16709 18161 19558 19747 20449 21463 22022 23114 26026 26257 27559 30734 31031 32258 33418 36322 36673 39494 40898 42926 43307 48763 51181 52514 55118 57629 62062 68453 73346 77077 80899 86614 91091 97526 102362 107569 112903 115258 127127 136906 143143 150241 154154 161798 177419 182182 183799 192913 199771 209677 215138 217217 225806 236093 254254 256711 286286 300482 303149 341341 354838 358267 367598 385826 399542 403403 419354 434434 472186 476377 499999 513422 562991 606298 633919 665353 682682 716534 752983 790321 806806 889889 952754 999998 1002001 1051687 1125982 1241933 1267838 1330706 1398397 1467739 1505966 1580642 1652651 1779778 1951609 2004002 2103374 2122043 2306447 2389387 2483866 2507869 2597023 2725801 2796794 2823821 2935478 3305302 3334639 3499993 3903218 3940937 4244086 4437433 4612894 4657471 4778774 5015738 5194046 5451602 5499989 5647642 6192901 6499987 6669278 6999986 7318883 7881874 8693531 8874866 9314942 9788779 10274173 10999978 11568557 12385802 12999974 13661263 14637766 16145129 17387062 18179161 19080607 19577558 20548346 23137114 23342473 24499951 25370917 27322526 27586559 29983811 31062031 32290258 32602297 36358322 38161214 38499923 43350307 45499909 46684946 48999902 50741834 51232181 55173118 59967622 60499879 62124062 65204594 71499857 76999846 80507713 84499831 86700614 90999818 95628841 102464362 113015903 120999758 127254127 133564249 142999714 161015426 168999662 177596419 191257682 209886677 226031806 254508254 267128498 269499461 303452149 318499363 329821921 355192838 358625267 419773354 423499153 500498999 538998922 563553991 591498817 606904298 636998726 659643842 717250534 786498427 846998306 929498141 1000997998 1127107982 1182997634 1243174933 1469206739 1572996854 1858996282 2308753447 2486349866 2938413478 2964494071 3503492993 3944877937 4140491719 4617506894 5505488989 5928988142 6506486987 7006985986 7889755874 8280983438 10224479551 11010977978 13012973974 16161274129 20448959102 32322548258 38538422923 45545408909 71571356857 77076845846 91090817818 143142713714 500999497999 1001998995998
• Sum of all divisors σ(n): 2165156161056
• Sum of proper divisors (its aliquot sum) s(n): 1163157165058
• 1001998995998 is an abundant number, because the sum of its proper divisors (1163157165058) is greater than itself. Its abundance is 161158169060

Bases of 1001998995998

• Binary: 1110100101001011110010110101001000011110₂
• Hexadecimal: 0xE94BCB521E
• Base-36: CSB8BXGE

Squares and roots of 1001998995998

• 1001998995998 squared (1001998995998²) is 1004001987981000020016004
• 1001998995998 cubed (1001998995998³) is 1006008983936958083156053911891951992
• The square root of 1001998995998 is 1000998.9989994995
• The cube root of 1001998995998 is 10006.6588849343

Scales and comparisons

• 1,001,998,995,998 seconds is equal to 31,860 years, 24 weeks, 2 days, 14 hours, 26 minutes, 38 seconds.
• To count from 1 to 1,001,998,995,998 would take you about seventy-nine thousand, six hundred fifty-one 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 1001998995998 cubic inches would be around 833.9 feet tall.

Recreational maths with 1001998995998

• 1001998995998 backwards is 8995998991001
• 1001998995998 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1001998995998's digits is 77
• More coming soon!