72212117722420

Names of 72212117722420

• Cardinal: 72212117722420 can be written as Seventy-two trillion, two hundred twelve billion, one hundred seventeen million, seven hundred twenty-two thousand, four hundred twenty.

Scientific notation

• Scientific notation: 7.221211772242 × 10¹³

Factors of 72212117722420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1255287

Divisors of 72212117722420

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 13 20 26 43 52 65 86 130 172 215 260 430 559 860 1118 2236 2795 5167 5590 10334 11180 20668 25835 51670 67171 103340 134342 222181 268684 335855 444362 671710 888724 1110905 1250057 1343420 2221810 2500114 2888353 4443620 5000228 5776706 6250285 11553412 12500570 14441765 16250741 25001140 28883530 32501482 53752451 57767060 65002964 81253705 107504902 162507410 215009804 268762255 325014820 537524510 698781863 1075049020 1397563726 2795127452 3493909315 6459044519 6987818630 12918089038 13975637260 25836178076 32295222595 64590445190 83967578747 129180890380 167935157494 277738914317 335870314988 419837893735 555477828634 839675787470 1110955657268 1388694571585 1679351574940 2777389143170 3610605886121 5554778286340 7221211772242 14442423544484 18053029430605 36106058861210 72212117722420
• Sum of all divisors σ(n): 167140874976768
• Sum of proper divisors (its aliquot sum) s(n): 94928757254348
• 72212117722420 is an abundant number, because the sum of its proper divisors (94928757254348) is greater than itself. Its abundance is 22716639531928

Bases of 72212117722420

• Binary: 10000011010110100110001101000000001010100110100₂
• Hexadecimal: 0x41AD31A01534
• Base-36: PLHSEFHO4

Squares and roots of 72212117722420

• 72212117722420 squared (72212117722420²) is 5214589945956644648170656400
• 72212117722420 cubed (72212117722420³) is 376556583051568969019122502655044396488000
• The square root of 72212117722420 is 8497771.3385581281
• The cube root of 72212117722420 is 41642.4903553389

Scales and comparisons

• 72,212,117,722,420 seconds is equal to 2,296,121 years, 50 weeks, 5 days, 13 hours, 33 minutes, 40 seconds.
• To count from 1 to 72,212,117,722,420 would take you about five million, seven hundred forty thousand, three hundred four 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 72212117722420 cubic inches would be around 3470.2 feet tall.

Recreational maths with 72212117722420

• 72212117722420 backwards is 02422771121227
• The number of decimal digits it has is: 14
• The sum of 72212117722420's digits is 40
• More coming soon!