121376966945

Names of 121376966945

• Cardinal: 121376966945 can be written as One hundred twenty-one billion, three hundred seventy-six million, nine hundred sixty-six thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 1.21376966945 × 10¹¹

Factors of 121376966945

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 208

Divisors of 121376966945

• Number of divisors d(n): 80
• Complete list of divisors:
  1 5 13 17 65 85 169 173 221 289 845 865 1105 1445 2197 2249 2873 2941 3757 4913 10985 11245 14365 14705 18785 24565 28561 29237 37349 38233 48841 49997 63869 142805 146185 186745 191165 244205 249985 319345 380081 485537 497029 634933 649961 830297 849949 1900405 2427685 2485145 3174665 3249805 4151485 4249745 4941053 6461377 8254129 8449493 10793861 11049337 24705265 32306885 41270645 42247465 53969305 55246685 83997901 109843409 140320193 143641381 419989505 549217045 701600965 718206905 1427964317 1867337953 7139821585 9336689765 24275393389 121376966945
• Sum of all divisors σ(n): 168618548880
• Sum of proper divisors (its aliquot sum) s(n): 47241581935
• 121376966945 is a deficient number, because the sum of its proper divisors (47241581935) is less than itself. Its deficiency is 74135385010

Bases of 121376966945

• Binary: 1110001000010101000011000100100100001₂
• Hexadecimal: 0x1C42A18921
• Base-36: 1JRCPN35

Squares and roots of 121376966945

• 121376966945 squared (121376966945²) is 14732368104767622633025
• 121376966945 cubed (121376966945³) is 1788170156473952029234909290358625
• The square root of 121376966945 is 348391.9731351455
• The cube root of 121376966945 is 4951.2185136793

Scales and comparisons

• 121,376,966,945 seconds is equal to 3,859 years, 21 weeks, 3 days, 9 minutes, 5 seconds.
• To count from 1 to 121,376,966,945 would take you about seven thousand, seven hundred eighteen 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 121376966945 cubic inches would be around 412.6 feet tall.

Recreational maths with 121376966945

• 121376966945 backwards is 549669673121
• The number of decimal digits it has is: 12
• The sum of 121376966945's digits is 59
• More coming soon!