31898919719889

Names of 31898919719889

• Cardinal: 31898919719889 can be written as Thirty-one trillion, eight hundred ninety-eight billion, nine hundred nineteen million, seven hundred nineteen thousand, eight hundred eighty-nine.

Scientific notation

• Scientific notation: 3.1898919719889 × 10¹³

Factors of 31898919719889

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5424

Divisors of 31898919719889

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 27 31 43 93 129 279 387 837 961 1161 1333 2883 3999 5347 8649 11997 16041 25947 35991 41323 48123 123969 144369 165757 229921 371907 497271 689763 1115721 1491813 2069289 4475439 5138467 6207867 7127551 15415401 21382653 28590409 46246203 64147959 85771227 138738609 192443877 220954081 257313681 662862243 771941043 886302679 1229387587 1988586729 2658908037 3688162761 5965760187 7976724111 11064488283 23930172333 27475383049 33193464849 38111015197 82426149147 114333045591 247278447441 342999136773 741835342323 1028997410319 1181441471107 3544324413321 10632973239963 31898919719889
• Sum of all divisors σ(n): 49976232593760
• Sum of proper divisors (its aliquot sum) s(n): 18077312873871
• 31898919719889 is a deficient number, because the sum of its proper divisors (18077312873871) is less than itself. Its deficiency is 13821606846018

Bases of 31898919719889

• Binary: 111010000001100001011110001110101001111010001₂
• Hexadecimal: 0x1D030BC753D1
• Base-36: BB25T71E9

Squares and roots of 31898919719889

• 31898919719889 squared (31898919719889²) is 1017541079295923318222172321
• 31898919719889 cubed (31898919719889³) is 32458461200149864991443240503262408992369
• The square root of 31898919719889 is 5647912.8640488957
• The cube root of 31898919719889 is 31714.5576672311

Scales and comparisons

• 31,898,919,719,889 seconds is equal to 1,014,286 years, 50 weeks, 5 days, 17 hours, 18 minutes, 9 seconds.
• To count from 1 to 31,898,919,719,889 would take you about two million, five hundred thirty-five thousand, seven hundred seventeen 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 31898919719889 cubic inches would be around 2642.9 feet tall.

Recreational maths with 31898919719889

• 31898919719889 backwards is 98891791989813
• The number of decimal digits it has is: 14
• The sum of 31898919719889's digits is 90
• More coming soon!