12221378120

Names of 12221378120

• Cardinal: 12221378120 can be written as Twelve billion, two hundred twenty-one million, three hundred seventy-eight thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.222137812 × 10¹⁰

Factors of 12221378120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 67

Divisors of 12221378120

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 49 53 56 70 98 106 140 196 212 245 265 280 343 371 392 424 490 530 686 742 980 1060 1372 1484 1715 1855 1960 2120 2401 2597 2744 2968 3430 3710 4802 5194 6860 7420 9604 10388 12005 12985 13720 14840 16807 18179 19208 20776 24010 25970 33614 36358 48020 51940 67228 72716 84035 90895 96040 103880 117649 127253 134456 145432 168070 181790 235298 254506 336140 363580 470596 509012 588245 636265 672280 727160 823543 890771 941192 1018024 1176490 1272530 1647086 1781542 2352980 2545060 3294172 3563084 4117715 4453855 4705960 5090120 5764801 6235397 6588344 7126168 8235430 8907710 11529602 12470794 16470860 17815420 23059204 24941588 28824005 31176985 32941720 35630840 43647779 46118408 49883176 57648010 62353970 87295558 115296020 124707940 174591116 218238895 230592040 249415880 305534453 349182232 436477790 611068906 872955580 1222137812 1527672265 1745911160 2444275624 3055344530 6110689060 12221378120
• Sum of all divisors σ(n): 32686420860
• Sum of proper divisors (its aliquot sum) s(n): 20465042740
• 12221378120 is an abundant number, because the sum of its proper divisors (20465042740) is greater than itself. Its abundance is 8243664620

Bases of 12221378120

• Binary: 1011011000011100110110111001001000₂
• Hexadecimal: 0x2D8736E48
• Base-36: 5M4AJPK

Squares and roots of 12221378120

• 12221378120 squared (12221378120²) is 149362083152014734400
• 12221378120 cubed (12221378120³) is 1825410494991653508913771328000
• The square root of 12221378120 is 110550.3420166579
• The cube root of 12221378120 is 2303.4213805683

Scales and comparisons

• 12,221,378,120 seconds is equal to 388 years, 31 weeks, 2 days, 3 hours, 15 minutes, 20 seconds.
• To count from 1 to 12,221,378,120 would take you about seven hundred seventy-seven 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 12221378120 cubic inches would be around 192 feet tall.

Recreational maths with 12221378120

• 12221378120 backwards is 02187312221
• The number of decimal digits it has is: 11
• The sum of 12221378120's digits is 29
• More coming soon!