1998112445568

Names of 1998112445568

• Cardinal: 1998112445568 can be written as One trillion, nine hundred ninety-eight billion, one hundred twelve million, four hundred forty-five thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.998112445568 × 10¹²

Factors of 1998112445568

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 41652

Divisors of 1998112445568

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 288 384 576 1152 41647 83294 124941 166588 249882 333176 374823 499764 666352 749646 999528 1332704 1499292 1999056 2665408 2998584 3998112 5330816 5997168 7996224 11994336 15992448 23988672 47977344 1734472609 3468945218 5203417827 6937890436 10406835654 13875780872 15610253481 20813671308 27751561744 31220506962 41627342616 55503123488 62441013924 83254685232 111006246976 124882027848 166509370464 222012493952 249764055696 333018740928 499528111392 666037481856 999056222784 1998112445568
• Sum of all divisors σ(n): 5749914761955
• Sum of proper divisors (its aliquot sum) s(n): 3751802316387
• 1998112445568 is an abundant number, because the sum of its proper divisors (3751802316387) is greater than itself. Its abundance is 1753689870819

Bases of 1998112445568

• Binary: 11101000100111000110010000101010010000000₂
• Hexadecimal: 0x1D138C85480
• Base-36: PHX4K680

Squares and roots of 1998112445568

• 1998112445568 squared (1998112445568²) is 3992453345133733762842624
• 1998112445568 cubed (1998112445568³) is 7977370717261307120888486368150290432
• The square root of 1998112445568 is 1413546.0535716549
• The cube root of 1998112445568 is 12595.2456354351

Scales and comparisons

• 1,998,112,445,568 seconds is equal to 63,533 years, 41 weeks, 2 days, 10 hours, 52 minutes, 48 seconds.
• To count from 1 to 1,998,112,445,568 would take you about one hundred fifty-eight thousand, eight 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 1998112445568 cubic inches would be around 1049.6 feet tall.

Recreational maths with 1998112445568

• 1998112445568 backwards is 8655442118991
• The number of decimal digits it has is: 13
• The sum of 1998112445568's digits is 63
• More coming soon!