72820605990

Names of 72820605990

• Cardinal: 72820605990 can be written as Seventy-two billion, eight hundred twenty million, six hundred five thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 7.282060599 × 10¹⁰

Factors of 72820605990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1148

Divisors of 72820605990

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 10 11 15 22 30 33 55 66 110 121 137 165 181 242 274 330 362 363 411 543 605 685 726 809 822 905 1086 1210 1370 1507 1618 1810 1815 1991 2055 2427 2715 3014 3630 3982 4045 4110 4521 4854 5430 5973 7535 8090 8899 9042 9955 11946 12135 15070 16577 17798 19910 21901 22605 24270 24797 26697 29865 33154 43802 44495 45210 49594 49731 53394 59730 65703 74391 82885 88990 97889 99462 109505 110833 123985 131406 133485 146429 148782 165770 195778 219010 221666 247970 248655 266970 272767 292858 293667 328515 332499 371955 439287 489445 497310 545534 554165 587334 657030 664998 732145 743910 818301 878574 978890 1108330 1219163 1363835 1464290 1468335 1610719 1636602 1662495 2196435 2438326 2727670 2936670 3000437 3221438 3324990 3657489 4091505 4392870 4832157 6000874 6095815 7314978 8053595 8183010 9001311 9664314 12191630 13410793 15002185 16107190 17717909 18002622 18287445 20060773 24160785 26821586 30004370 35435818 36574890 40121546 40232379 45006555 48321570 53153727 60182319 67053965 80464758 88589545 90013110 100303865 106307454 120364638 134107930 177179090 200607730 201161895 220668503 265768635 300911595 402323790 441337006 531537270 601823190 662005509 1103342515 1324011018 2206685030 2427353533 3310027545 4854707066 6620055090 7282060599 12136767665 14564121198 24273535330 36410302995 72820605990
• Sum of all divisors σ(n): 194813760960
• Sum of proper divisors (its aliquot sum) s(n): 121993154970
• 72820605990 is an abundant number, because the sum of its proper divisors (121993154970) is greater than itself. Its abundance is 49172548980

Bases of 72820605990

• Binary: 1000011110100011100100100010000100110₂
• Hexadecimal: 0x10F4724426
• Base-36: XGBIB6U

Squares and roots of 72820605990

• 72820605990 squared (72820605990²) is 5302840656750823880100
• 72820605990 cubed (72820605990³) is 386156070093004579380645101799000
• The square root of 72820605990 is 269852.9340029491
• The cube root of 72820605990 is 4175.9128794203

Scales and comparisons

• 72,820,605,990 seconds is equal to 2,315 years, 24 weeks, 3 days, 2 hours, 6 minutes, 30 seconds.
• To count from 1 to 72,820,605,990 would take you about four thousand, six hundred thirty 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 72820605990 cubic inches would be around 348 feet tall.

Recreational maths with 72820605990

• 72820605990 backwards is 09950602827
• The number of decimal digits it has is: 11
• The sum of 72820605990's digits is 48
• More coming soon!