72740917022868081

Names of 72740917022868081

• Cardinal: 72740917022868081 can be written as Seventy-two quadrillion, seven hundred forty trillion, nine hundred seventeen billion, twenty-two million, eight hundred sixty-eight thousand and eighty-one.

Scientific notation

• Scientific notation: 7.2740917022868081 × 10¹⁶

Factors of 72740917022868081

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 59123

Divisors of 72740917022868081

• Number of divisors d(n): 105
• Complete list of divisors:
  1 3 9 13 27 39 81 117 169 243 351 507 729 1053 1521 2197 3159 4563 6591 9477 13689 19773 28561 41067 59107 59319 85683 123201 177321 177957 257049 531963 533871 768391 771147 1595889 1601613 2305173 2313441 4787667 6915519 6940323 9989083 14363001 20746557 20820969 29967249 43089003 62239671 89901747 129858079 186719013 269705241 389574237 560157039 809115723 1168722711 1688155027 2427347169 3493637449 3506168133 5064465081 7282041507 10480912347 10518504399 15193395243 31442737041 31555513197 45417286837 45580185729 94328211123 94666539591 136251860511 136740557187 282984633369 408755581533 410221671561 590424728881 848953900107 1226266744599 1230665014683 1771274186643 2546861700321 3678800233797 5313822559929 7675521475453 11036400701391 15941467679787 23026564426359 33109202104173 47824403039361 69079693279077 99781779180889 143473209118083 207239079837231 299345337542667 430419627354249 621717239511693 898036012628001 1865151718535079 2694108037884003 5595455155605237 8082324113652009 24246972340956027 72740917022868081
• Sum of all divisors σ(n): 118151622430959741
• Sum of proper divisors (its aliquot sum) s(n): 45410705408091660
• 72740917022868081 is a deficient number, because the sum of its proper divisors (45410705408091660) is less than itself. Its deficiency is 27330211614776421

Bases of 72740917022868081

• Binary: 100000010011011010111101010000111110010001100001001110001₂
• Hexadecimal: 0x1026D7A87C8C271
• Base-36: JW8I3YGLE29

Squares and roots of 72740917022868081

• 72740917022868081 squared (72740917022868081²) is 5291241009327779364463503128622561
• 72740917022868081 cubed (72740917022868081³) is 384889723207508752536581844665053945117531143375441
• 72740917022868081 is a perfect square number. Its square root is 269705241
• The cube root of 72740917022868081 is 417438.9063276445

Scales and comparisons

• 72,740,917,022,868,081 seconds is equal to 2,312,936,158 years, 46 weeks, 4 days, 18 hours, 1 minute, 21 seconds.
• To count from 1 to 72,740,917,022,868,081 would take you about six billion, nine hundred thirty-eight million, eight hundred eight thousand, four hundred seventy-six 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 72740917022868081 cubic inches would be around 34786.6 feet tall.

Recreational maths with 72740917022868081

• 72740917022868081 backwards is 18086822071904727
• The number of decimal digits it has is: 17
• The sum of 72740917022868081's digits is 72
• More coming soon!