38542165613991

Names of 38542165613991

• Cardinal: 38542165613991 can be written as Thirty-eight trillion, five hundred forty-two billion, one hundred sixty-five million, six hundred thirteen thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 3.8542165613991 × 10¹³

Factors of 38542165613991

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 4107

Divisors of 38542165613991

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 13 27 39 81 117 243 351 729 1053 2187 3159 4091 6561 9477 12273 19683 28431 36819 53183 59049 85293 110457 159549 177147 255879 331371 478647 767637 994113 1435941 2302911 2982339 4307823 8947017 12923469 16736281 26841051 38770407 50208843 80523153 116311221 150626529 217571653 241569459 348933663 451879587 652714959 724708377 1046800989 1355638761 1958144877 3140402967 4066916283 5874434631 9421208901 12200748849 17623303893 36602246547 52869911679 109806739641 158609735037 329420218923 475829205111 988260656769 1427487615333 2964781970307 4282462845999 12847388537997 38542165613991
• Sum of all divisors σ(n): 62275526789840
• Sum of proper divisors (its aliquot sum) s(n): 23733361175849
• 38542165613991 is a deficient number, because the sum of its proper divisors (23733361175849) is less than itself. Its deficiency is 14808804438142

Bases of 38542165613991

• Binary: 1000110000110111001100000101110001110110100111₂
• Hexadecimal: 0x230DCC171DA7
• Base-36: DNU0Y9ZFR

Squares and roots of 38542165613991

• 38542165613991 squared (38542165613991²) is 1485498530216310238014948081
• 38542165613991 cubed (38542165613991³) is 57254330370937242950803940753371352201271
• The square root of 38542165613991 is 6208233.6951818269
• The cube root of 38542165613991 is 33778.8897550433

Scales and comparisons

• 38,542,165,613,991 seconds is equal to 1,225,521 years, 33 weeks, 4 days, 18 hours, 59 minutes, 51 seconds.
• To count from 1 to 38,542,165,613,991 would take you about three million, sixty-three thousand, eight hundred 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 38542165613991 cubic inches would be around 2814.9 feet tall.

Recreational maths with 38542165613991

• 38542165613991 backwards is 19931656124583
• The number of decimal digits it has is: 14
• The sum of 38542165613991's digits is 63
• More coming soon!