72045389310

Names of 72045389310

• Cardinal: 72045389310 can be written as Seventy-two billion, forty-five million, three hundred eighty-nine thousand, three hundred ten.

Scientific notation

• Scientific notation: 7.204538931 × 10¹⁰

Factors of 72045389310

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3138

Divisors of 72045389310

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 15 30 43 86 127 129 157 215 254 258 314 381 430 471 635 645 762 785 942 1270 1290 1570 1905 2355 2801 3810 4710 5461 5602 6751 8403 10922 13502 14005 16383 16806 19939 20253 27305 28010 32766 33755 39878 40506 42015 54610 59817 67510 81915 84030 99695 101265 119634 120443 163830 199390 202530 240886 299085 355727 361329 439757 598170 602215 711454 722658 857377 879514 1067181 1204430 1319271 1714754 1778635 1806645 2134362 2198785 2572131 2638542 3557270 3613290 4286885 4397570 5144262 5335905 6596355 8573770 10671810 12860655 13192710 15296261 18909551 25721310 30592522 37819102 45888783 55849139 56728653 76481305 91777566 94547755 111698278 113457306 152962610 167547417 189095510 229443915 279245695 283643265 335094834 458887830 558491390 567286530 837737085 1675474170 2401512977 4803025954 7204538931 12007564885 14409077862 24015129770 36022694655 72045389310
• Sum of all divisors σ(n): 179523108864
• Sum of proper divisors (its aliquot sum) s(n): 107477719554
• 72045389310 is an abundant number, because the sum of its proper divisors (107477719554) is greater than itself. Its abundance is 35432330244

Bases of 72045389310

• Binary: 1000011000110001111010110010111111110₂
• Hexadecimal: 0x10C63D65FE
• Base-36: X3HYQ66

Squares and roots of 72045389310

• 72045389310 squared (72045389310²) is 5190538120829462276100
• 72045389310 cubed (72045389310³) is 373954339643554429799583208491000
• The square root of 72045389310 is 268412.7219600443
• The cube root of 72045389310 is 4161.0416621849

Scales and comparisons

• 72,045,389,310 seconds is equal to 2,290 years, 42 weeks, 4 days, 16 hours, 8 minutes, 30 seconds.
• To count from 1 to 72,045,389,310 would take you about four thousand, five hundred eighty-one 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 72045389310 cubic inches would be around 346.8 feet tall.

Recreational maths with 72045389310

• 72045389310 backwards is 01398354027
• The number of decimal digits it has is: 11
• The sum of 72045389310's digits is 42
• More coming soon!