72121349961535

Names of 72121349961535

• Cardinal: 72121349961535 can be written as Seventy-two trillion, one hundred twenty-one billion, three hundred forty-nine million, nine hundred sixty-one thousand, five hundred thirty-five.

Scientific notation

• Scientific notation: 7.2121349961535 × 10¹³

Factors of 72121349961535

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 359

Divisors of 72121349961535

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 7 35 41 109 197 205 287 545 763 985 1379 1435 3815 4469 6895 8077 11881 21473 22345 31283 38809 40385 56539 59405 83167 107365 150311 156415 194045 271663 282695 415835 487121 751555 880393 1295029 1358315 1591169 2340557 2435605 3409847 4230181 4401965 6162751 6475145 7955845 9065203 11138183 11702785 16383899 17049235 21150905 29611267 30813755 45326015 53096189 55690915 81919495 95962837 148056335 173437421 255120713 265480945 371673323 461089729 479814185 671739859 867187105 1214061947 1275603565 1785844991 1858366615 2305448645 3227628103 3358699295 6070309735 8929224955 10459949233 16138140515 18904678889 50258780461 52299746165 73219644631 94523394445 132332752223 251293902305 351811463227 366098223155 661663761115 1759057316135 2060609998901 10303049994505 14424269992307 72121349961535
• Sum of all divisors σ(n): 102781585146240
• Sum of proper divisors (its aliquot sum) s(n): 30660235184705
• 72121349961535 is a deficient number, because the sum of its proper divisors (30660235184705) is less than itself. Its deficiency is 41461114776830

Bases of 72121349961535

• Binary: 10000011001100000001111011100011111011100111111₂
• Hexadecimal: 0x41980F71F73F
• Base-36: PKC39ND4V

Squares and roots of 72121349961535

• 72121349961535 squared (72121349961535²) is 5201489120274204545979556225
• 72121349961535 cubed (72121349961535³) is 375138417164412723020835389486800119805375
• The square root of 72121349961535 is 8492428.9788926113
• The cube root of 72121349961535 is 41625.0353883259

Scales and comparisons

• 72,121,349,961,535 seconds is equal to 2,293,235 years, 43 weeks, 5 days, 18 hours, 38 minutes, 55 seconds.
• To count from 1 to 72,121,349,961,535 would take you about five million, seven hundred thirty-three thousand and eighty-nine 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 72121349961535 cubic inches would be around 3468.8 feet tall.

Recreational maths with 72121349961535

• 72121349961535 backwards is 53516994312127
• The number of decimal digits it has is: 14
• The sum of 72121349961535's digits is 58
• More coming soon!