199791097717407742

Names of 199791097717407742

• Cardinal: 199791097717407742 can be written as One hundred ninety-nine quadrillion, seven hundred ninety-one trillion, ninety-seven billion, seven hundred seventeen million, four hundred seven thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 1.99791097717407742 × 10¹⁷

Factors of 199791097717407742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1394717605

Divisors of 199791097717407742

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 13 14 26 91 182 281 562 1967 2801 3653 3934 5602 7306 19607 25571 36413 39214 51142 72826 254891 509782 787081 1574162 5509567 10232053 11019134 20464106 71624371 143248742 1394714501 2789429002 9763001507 18131288513 19526003014 36262577026 126919019591 253838039182 391914774781 783829549562 2743403423467 3906595317301 5094892072153 5486806846934 7813190634602 10189784144306 27346167221107 35664244505071 50785739124913 54692334442214 71328489010142 101571478249826 355500173874391 711000347748782 1097753284161581 2195506568323162 7684272989131067 14270792694100553 15368545978262134 28541585388201106 99895548858703871 199791097717407742
• Sum of all divisors σ(n): 370289871758798208
• Sum of proper divisors (its aliquot sum) s(n): 170498774041390466
• 199791097717407742 is a deficient number, because the sum of its proper divisors (170498774041390466) is less than itself. Its deficiency is 29292323676017276

Bases of 199791097717407742

• Binary: 1011000101110011001111000111100000101110110011111111111110₂
• Hexadecimal: 0x2C5CCF1E0BB3FFE
• Base-36: 1IN8177RO0LA

Squares and roots of 199791097717407742

• 199791097717407742 squared (199791097717407742²) is 39916482727126769055619816281538564
• 199791097717407742 cubed (199791097717407742³) is 7974957901070602589537954645774735358358125485162488
• The square root of 199791097717407742 is 446979974.6268368809
• The cube root of 199791097717407742 is 584599.8653833381

Scales and comparisons

• 199,791,097,717,407,742 seconds is equal to 6,352,738,912 years, 50 weeks, 3 days, 20 hours, 22 minutes, 22 seconds.
• To count from 1 to 199,791,097,717,407,742 would take you about nineteen billion, fifty-eight million, two hundred sixteen thousand, seven hundred thirty-eight 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 199791097717407742 cubic inches would be around 48716.7 feet tall.

Recreational maths with 199791097717407742

• 199791097717407742 backwards is 247704717790197991
• 199791097717407742 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 199791097717407742's digits is 91
• More coming soon!