1998397713494

Names of 1998397713494

• Cardinal: 1998397713494 can be written as One trillion, nine hundred ninety-eight billion, three hundred ninety-seven million, seven hundred thirteen thousand, four hundred ninety-four.

Scientific notation

• Scientific notation: 1.998397713494 × 10¹²

Factors of 1998397713494

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4052

Divisors of 1998397713494

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 7 13 14 19 26 38 49 61 91 98 122 133 182 247 266 379 427 494 637 758 793 854 931 1159 1274 1586 1729 1862 2318 2653 2989 3458 3571 4927 5306 5551 5978 7142 7201 8113 9854 11102 12103 14402 15067 16226 18571 23119 24206 24997 30134 34489 37142 38857 46238 46423 49994 50407 56791 67849 68978 77714 92846 93613 100814 105469 113582 135698 161833 174979 187226 210938 217831 241423 300547 323666 324961 349958 352849 435662 439261 474943 482846 601094 649922 655291 705698 738283 878522 882037 949886 1132831 1310582 1353409 1476566 1524817 1764074 2103829 2265662 2274727 2706818 2831803 3049634 3074827 3324601 4138789 4207658 4549454 4587037 5663606 5710393 6149654 6174259 6649202 8277578 9174074 9473863 10673719 11420786 12348518 14726803 17594317 18947726 19822621 21347438 21523789 25714771 28971523 29453606 35188634 39645242 39972751 43047578 43219813 51429542 53804257 57943046 66317041 79945502 82557949 86439626 107608514 123160219 132634082 138758347 165115898 180003397 202800661 246320438 277516694 279809257 334292023 360006794 376629799 405601322 559618514 577905643 668584046 753259598 862121533 1073253337 1155811286 1260023779 1568601031 1724243066 2146506674 2340044161 2520047558 2636408593 3137202062 4045339501 4680088322 5272817186 7512773359 8090679002 10980207217 15025546718 16380309127 20391813403 21960414434 32760618254 40783626806 52589413513 76861450519 105178827026 142742693821 153722901038 285485387642 999198856747 1998397713494
• Sum of all divisors σ(n): 4029404601600
• Sum of proper divisors (its aliquot sum) s(n): 2031006888106
• 1998397713494 is an abundant number, because the sum of its proper divisors (2031006888106) is greater than itself. Its abundance is 32609174612

Bases of 1998397713494

• Binary: 11101000101001001110010010010110001010110₂
• Hexadecimal: 0x1D149C92C56
• Base-36: PI1UEGD2

Squares and roots of 1998397713494

• 1998397713494 squared (1998397713494²) is 3993593421298047309688036
• 1998397713494 cubed (1998397713494³) is 7980787961746698385167609256847557784
• The square root of 1998397713494 is 1413646.9550400481
• The cube root of 1998397713494 is 12595.8450092141

Scales and comparisons

• 1,998,397,713,494 seconds is equal to 63,542 years, 45 weeks, 3 hours, 58 minutes, 14 seconds.
• To count from 1 to 1,998,397,713,494 would take you about one hundred fifty-eight thousand, eight hundred fifty-seven 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 1998397713494 cubic inches would be around 1049.7 feet tall.

Recreational maths with 1998397713494

• 1998397713494 backwards is 4943177938991
• The number of decimal digits it has is: 13
• The sum of 1998397713494's digits is 74
• More coming soon!