121901638662

Names of 121901638662

• Cardinal: 121901638662 can be written as One hundred twenty-one billion, nine hundred one million, six hundred thirty-eight thousand, six hundred sixty-two.

Scientific notation

• Scientific notation: 1.21901638662 × 10¹¹

Factors of 121901638662

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 158663

Divisors of 121901638662

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 162 243 486 1597 3194 4791 9582 14373 28746 43119 86238 129357 157061 258714 314122 388071 471183 776142 942366 1413549 2827098 4240647 8481294 12721941 25443882 38165823 76331646 250826417 501652834 752479251 1504958502 2257437753 4514875506 6772313259 13544626518 20316939777 40633879554 60950819331 121901638662
• Sum of all divisors σ(n): 274075702992
• Sum of proper divisors (its aliquot sum) s(n): 152174064330
• 121901638662 is an abundant number, because the sum of its proper divisors (152174064330) is greater than itself. Its abundance is 30272425668

Bases of 121901638662

• Binary: 1110001100001111001110110010000000110₂
• Hexadecimal: 0x1C61E76406
• Base-36: 1K0136DI

Squares and roots of 121901638662

• 121901638662 squared (121901638662²) is 14860009508480813150244
• 121901638662 cubed (121901638662³) is 1811459509616712309200982005133528
• The square root of 121901638662 is 349144.1516938241
• The cube root of 121901638662 is 4958.3424083815

Scales and comparisons

• 121,901,638,662 seconds is equal to 3,876 years, 4 weeks, 6 days, 14 hours, 17 minutes, 42 seconds.
• To count from 1 to 121,901,638,662 would take you about seven thousand, seven hundred fifty-two 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 121901638662 cubic inches would be around 413.2 feet tall.

Recreational maths with 121901638662

• 121901638662 backwards is 266836109121
• The number of decimal digits it has is: 12
• The sum of 121901638662's digits is 45
• More coming soon!