40398906450069798

Names of 40398906450069798

• Cardinal: 40398906450069798 can be written as Forty quadrillion, three hundred ninety-eight trillion, nine hundred six billion, four hundred fifty million, sixty-nine thousand, seven hundred ninety-eight.

Scientific notation

• Scientific notation: 4.0398906450069798 × 10¹⁶

Factors of 40398906450069798

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1229609228

Divisors of 40398906450069798

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 463 926 1389 2778 11827 23654 35481 70962 5475901 10951802 16427703 32855406 1229596933 2459193866 3688790799 7377581598 569303379979 1138606759958 1707910139937 3415820279874 14542442926591 29084885853182 43627328779773 87254657559546 6733151075011633 13466302150023266 20199453225034899 40398906450069798
• Sum of all divisors σ(n): 80979168676839936
• Sum of proper divisors (its aliquot sum) s(n): 40580262226770138
• 40398906450069798 is an abundant number, because the sum of its proper divisors (40580262226770138) is greater than itself. Its abundance is 181355776700340

Bases of 40398906450069798

• Binary: 10001111100001101001011101100100010001010100100100100110₂
• Hexadecimal: 0x8F869764454926
• Base-36: B1S7TEVIMG6

Squares and roots of 40398906450069798

• 40398906450069798 squared (40398906450069798²) is 1632071642361491128244799071760804
• 40398906450069798 cubed (40398906450069798³) is 65933909599573652508960137756880788058396560597592
• The square root of 40398906450069798 is 200994792.0968844357
• The cube root of 40398906450069798 is 343128.2983284841

Scales and comparisons

• 40,398,906,450,069,798 seconds is equal to 1,284,560,263 years, 4 weeks, 4 days, 16 hours, 43 minutes, 18 seconds.
• To count from 1 to 40,398,906,450,069,798 would take you about three billion, eight hundred fifty-three million, six hundred eighty thousand, seven hundred eighty-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 40398906450069798 cubic inches would be around 28594 feet tall.

Recreational maths with 40398906450069798

• 40398906450069798 backwards is 89796005460989304
• The number of decimal digits it has is: 17
• The sum of 40398906450069798's digits is 87
• More coming soon!