121680123566940

Names of 121680123566940

• Cardinal: 121680123566940 can be written as One hundred twenty-one trillion, six hundred eighty billion, one hundred twenty-three million, five hundred sixty-six thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.2168012356694 × 10¹⁴

Factors of 121680123566940

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 729234942

Divisors of 121680123566940

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 103 108 135 162 180 206 270 309 324 405 412 515 540 618 810 927 1030 1236 1545 1620 1854 2060 2781 3090 3708 4635 5562 6180 8343 9270 11124 13905 16686 18540 27810 33372 41715 55620 83430 166860 729234829 1458469658 2187704487 2916939316 3646174145 4375408974 6563113461 7292348290 8750817948 10938522435 13126226922 14584696580 19689340383 21877044870 26252453844 32815567305 39378680766 43754089740 59068021149 65631134610 75111187387 78757361532 98446701915 118136042298 131262269220 150222374774 196893403830 225333562161 236272084596 295340105745 300444749548 375555936935 393786807660 450667124322 590680211490 676000686483 751111873870 901334248644 1126667810805 1181360422980 1352001372966 1502223747740 2028002059449 2253335621610 2704002745932 3380003432415 4056004118898 4506671243220 6084006178347 6760006864830 8112008237796 10140010297245 12168012356694 13520013729660 20280020594490 24336024713388 30420030891735 40560041188980 60840061783470 121680123566940
• Sum of all divisors σ(n): 385421026230240
• Sum of proper divisors (its aliquot sum) s(n): 263740902663300
• 121680123566940 is an abundant number, because the sum of its proper divisors (263740902663300) is greater than itself. Its abundance is 142060779096360

Bases of 121680123566940

• Binary: 11011101010101011011100100010101001101101011100₂
• Hexadecimal: 0x6EAADC8A9B5C
• Base-36: 174R2RVTR0

Squares and roots of 121680123566940

• 121680123566940 squared (121680123566940²) is 14806052471265787188660963600
• 121680123566940 cubed (121680123566940³) is 1801602294242218338867515644885969503384000
• The square root of 121680123566940 is 11030871.3874716171
• The cube root of 121680123566940 is 49553.3721592597

Scales and comparisons

• 121,680,123,566,940 seconds is equal to 3,869,051 years, 28 weeks, 3 days, 12 hours, 9 minutes.
• To count from 1 to 121,680,123,566,940 would take you about nine million, six hundred seventy-two thousand, six hundred twenty-eight 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 121680123566940 cubic inches would be around 4129.4 feet tall.

Recreational maths with 121680123566940

• 121680123566940 backwards is 049665321086121
• 121680123566940 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 121680123566940's digits is 54
• More coming soon!