31997436813639

Names of 31997436813639

• Cardinal: 31997436813639 can be written as Thirty-one trillion, nine hundred ninety-seven billion, four hundred thirty-six million, eight hundred thirteen thousand, six hundred thirty-nine.

Scientific notation

• Scientific notation: 3.1997436813639 × 10¹³

Factors of 31997436813639

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 524

Divisors of 31997436813639

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 9 11 27 33 81 89 99 121 267 297 363 421 801 891 979 1089 1263 1331 2403 2937 3267 3789 3993 4631 7209 7921 8811 9801 10769 11367 11979 13893 23763 26433 32307 34101 35937 37469 41679 50941 71289 79299 87131 96921 107811 112407 118459 125037 152823 213867 261393 290763 337221 355377 375111 412159 458469 560351 641601 704969 784179 872289 958441 1011663 1066131 1236477 1375407 1681053 2114907 2352537 2875323 3034989 3198393 3334741 3709431 4126221 4533749 5043159 6344721 7057611 7754659 8625969 9595179 10004223 10542851 11128293 13601247 15129477 19034163 23263977 25877907 30012669 31628553 33384879 36682151 40803741 45388431 49871239 57102489 69791931 77633721 85301249 90038007 94885659 110046453 122411223 149613717 209375793 255903747 270114021 284656977 296791949 330139359 367233669 403503661 448841151 628127379 767711241 853970931 890375847 938313739 990418077 1210510983 1346523453 2303133723 2671127541 2814941217 2971254231 3264711439 3631532949 4039570359 4438540271 6909401169 8013382623 8444823651 9794134317 10894598847 13315620813 24040147869 25334470953 29382402951 32683796541 35911825829 39946862439 76003412859 88147208853 107735477487 119840587317 264441626559 323206432461 359521761951 395030084119 969619297383 1185090252357 2908857892149 3555270757071 10665812271213 31997436813639
• Sum of all divisors σ(n): 53298654488640
• Sum of proper divisors (its aliquot sum) s(n): 21301217675001
• 31997436813639 is a deficient number, because the sum of its proper divisors (21301217675001) is less than itself. Its deficiency is 10696219138638

Bases of 31997436813639

• Binary: 111010001100111111011110110101110000101000111₂
• Hexadecimal: 0x1D19FBDAE147
• Base-36: BCBF3Q9FR

Squares and roots of 31997436813639

• 31997436813639 squared (31997436813639²) is 1023835962642820321216422321
• 31997436813639 cubed (31997436813639³) is 32760126522194902896363598699377596836119
• The square root of 31997436813639 is 5656627.6891482791
• The cube root of 31997436813639 is 31747.1733490791

Scales and comparisons

• 31,997,436,813,639 seconds is equal to 1,017,419 years, 26 weeks, 5 days, 20 hours, 40 minutes, 39 seconds.
• To count from 1 to 31,997,436,813,639 would take you about two million, five hundred forty-three thousand, five hundred forty-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 31997436813639 cubic inches would be around 2645.6 feet tall.

Recreational maths with 31997436813639

• 31997436813639 backwards is 93631863479913
• The number of decimal digits it has is: 14
• The sum of 31997436813639's digits is 72
• More coming soon!