72135329916

Names of 72135329916

• Cardinal: 72135329916 can be written as Seventy-two billion, one hundred thirty-five million, three hundred twenty-nine thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 7.2135329916 × 10¹⁰

Factors of 72135329916

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 467633

Divisors of 72135329916

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 12 13 23 26 39 43 46 52 69 78 86 92 129 138 156 172 258 276 299 516 559 598 897 989 1118 1196 1677 1794 1978 2236 2967 3354 3588 3956 5934 6708 11868 12857 25714 38571 51428 77142 154284 467549 935098 1402647 1870196 2805294 5610588 6078137 10753627 12156274 18234411 20104607 21507254 24312548 32260881 36468822 40209214 43014508 60313821 64521762 72937644 80418428 120627642 129043524 139797151 241255284 261359891 279594302 419391453 462405961 522719782 559188604 784079673 838782906 924811922 1045439564 1387217883 1568159346 1677565812 1849623844 2774435766 3136318692 5548871532 6011277493 12022554986 18033832479 24045109972 36067664958 72135329916
• Sum of all divisors σ(n): 193543257600
• Sum of proper divisors (its aliquot sum) s(n): 121407927684
• 72135329916 is an abundant number, because the sum of its proper divisors (121407927684) is greater than itself. Its abundance is 49272597768

Bases of 72135329916

• Binary: 1000011001011100110011100100001111100₂
• Hexadecimal: 0x10CB99C87C
• Base-36: X4ZIGSC

Squares and roots of 72135329916

• 72135329916 squared (72135329916²) is 5203505822090164567056
• 72135329916 cubed (72135329916³) is 375356609196300821743317864847296
• The square root of 72135329916 is 268580.2113261511
• The cube root of 72135329916 is 4162.7724737617

Scales and comparisons

• 72,135,329,916 seconds is equal to 2,293 years, 35 weeks, 2 days, 15 hours, 38 minutes, 36 seconds.
• To count from 1 to 72,135,329,916 would take you about four thousand, five hundred eighty-seven 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 72135329916 cubic inches would be around 346.9 feet tall.

Recreational maths with 72135329916

• 72135329916 backwards is 61992353127
• The number of decimal digits it has is: 11
• The sum of 72135329916's digits is 48
• More coming soon!