31997172493377

Names of 31997172493377

• Cardinal: 31997172493377 can be written as Thirty-one trillion, nine hundred ninety-seven billion, one hundred seventy-two million, four hundred ninety-three thousand, three hundred seventy-seven.

Scientific notation

• Scientific notation: 3.1997172493377 × 10¹³

Factors of 31997172493377

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 321797

Divisors of 31997172493377

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 9 13 21 39 49 63 91 117 147 273 441 637 819 1911 5733 18397 55191 128779 165573 239161 303377 386337 717483 901453 910131 1159011 1674127 2123639 2152449 2704359 2730393 3943901 5022381 6370917 8113077 11718889 11831703 14865473 15067143 19112751 27607307 35156667 35495109 44596419 82821921 105470001 133789257 193251149 248465763 579753447 1739260341 5581226669 16743680007 39068586683 50231040021 72555946697 117205760049 217667840091 273480106781 351617280147 507891626879 653003520273 820440320343 1523674880637 2461320961029 3555241388153 4571024641911 10665724164459 31997172493377
• Sum of all divisors σ(n): 57902983558056
• Sum of proper divisors (its aliquot sum) s(n): 25905811064679
• 31997172493377 is a deficient number, because the sum of its proper divisors (25905811064679) is less than itself. Its deficiency is 6091361428698

Bases of 31997172493377

• Binary: 111010001100111101100000110011010110001000001₂
• Hexadecimal: 0x1D19EC19AC41
• Base-36: BCBAQCYM9

Squares and roots of 31997172493377

• 31997172493377 squared (31997172493377²) is 1023819047570921703108864129
• 31997172493377 cubed (31997172493377³) is 32759314667131734166305897374985245373633
• The square root of 31997172493377 is 5656604.3253330881
• The cube root of 31997172493377 is 31747.0859311991

Scales and comparisons

• 31,997,172,493,377 seconds is equal to 1,017,411 years, 5 weeks, 5 days, 14 hours, 22 minutes, 57 seconds.
• To count from 1 to 31,997,172,493,377 would take you about two million, five hundred forty-three thousand, five hundred twenty-seven 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 31997172493377 cubic inches would be around 2645.6 feet tall.

Recreational maths with 31997172493377

• 31997172493377 backwards is 77339427179913
• The number of decimal digits it has is: 14
• The sum of 31997172493377's digits is 72
• More coming soon!