72128950092

Names of 72128950092

• Cardinal: 72128950092 can be written as Seventy-two billion, one hundred twenty-eight million, nine hundred fifty thousand and ninety-two.

Scientific notation

• Scientific notation: 7.2128950092 × 10¹⁰

Factors of 72128950092

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 649

Divisors of 72128950092

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 43 54 86 108 129 172 258 387 516 601 774 1161 1202 1548 1803 1849 2322 2404 3606 3698 4644 5409 5547 7212 7396 10818 11094 16227 16641 21636 22188 25843 32454 33282 49923 51686 64908 66564 77529 99846 103372 155058 199692 232587 310116 361201 465174 697761 722402 930348 1083603 1111249 1395522 1444804 2167206 2222498 2791044 3250809 3333747 4334412 4444996 6501618 6667494 9752427 10001241 13003236 13334988 15531643 19504854 20002482 30003723 31063286 39009708 40004964 46594929 60007446 62126572 93189858 120014892 139784787 186379716 279569574 419354361 559139148 667860649 838708722 1335721298 1677417444 2003581947 2671442596 4007163894 6010745841 8014327788 12021491682 18032237523 24042983364 36064475046 72128950092
• Sum of all divisors σ(n): 191770062120
• Sum of proper divisors (its aliquot sum) s(n): 119641112028
• 72128950092 is an abundant number, because the sum of its proper divisors (119641112028) is greater than itself. Its abundance is 47512161936

Bases of 72128950092

• Binary: 1000011001011001110000110111101001100₂
• Hexadecimal: 0x10CB386F4C
• Base-36: X4VPQ30

Squares and roots of 72128950092

• 72128950092 squared (72128950092²) is 5202585441374226808464
• 72128950092 cubed (72128950092³) is 375257025650247397362788299178688
• The square root of 72128950092 is 268568.3341200151
• The cube root of 72128950092 is 4162.6497482365

Scales and comparisons

• 72,128,950,092 seconds is equal to 2,293 years, 24 weeks, 5 days, 19 hours, 28 minutes, 12 seconds.
• To count from 1 to 72,128,950,092 would take you about four thousand, five hundred eighty-six 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 72128950092 cubic inches would be around 346.9 feet tall.

Recreational maths with 72128950092

• 72128950092 backwards is 29005982127
• The number of decimal digits it has is: 11
• The sum of 72128950092's digits is 45
• More coming soon!