40003424720

Names of 40003424720

• Cardinal: 40003424720 can be written as Forty billion, three million, four hundred twenty-four thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 4.000342472 × 10¹⁰

Factors of 40003424720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 37782

Divisors of 40003424720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 1997 3994 7988 9985 13979 15976 19970 27958 31952 35771 39940 55916 69895 71542 79880 111832 139790 143084 159760 178855 223664 250397 279580 286168 357710 500794 559160 572336 715420 1001588 1118320 1251985 1430840 2003176 2503970 2861680 4006352 5007940 10015880 20031760 71434687 142869374 285738748 357173435 500042809 571477496 714346870 1000085618 1142954992 1428693740 2000171236 2500214045 2857387480 4000342472 5000428090 5714774960 8000684944 10000856180 20001712360 40003424720
• Sum of all divisors σ(n): 106351014528
• Sum of proper divisors (its aliquot sum) s(n): 66347589808
• 40003424720 is an abundant number, because the sum of its proper divisors (66347589808) is greater than itself. Its abundance is 26344165088

Bases of 40003424720

• Binary: 100101010000011000111101000111010000₂
• Hexadecimal: 0x95063D1D0
• Base-36: IDL0828

Squares and roots of 40003424720

• 40003424720 squared (40003424720²) is 1600273989328707078400
• 40003424720 cubed (40003424720³) is 64016440063485016945705538048000
• The square root of 40003424720 is 200008.5616167469
• The cube root of 40003424720 is 3420.0494937153

Scales and comparisons

• 40,003,424,720 seconds is equal to 1,271 years, 51 weeks, 1 day, 14 hours, 25 minutes, 20 seconds.
• To count from 1 to 40,003,424,720 would take you about two thousand, five hundred forty-three 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 40003424720 cubic inches would be around 285 feet tall.

Recreational maths with 40003424720

• 40003424720 backwards is 02742430004
• The number of decimal digits it has is: 11
• The sum of 40003424720's digits is 26
• More coming soon!