72738230257242

Names of 72738230257242

• Cardinal: 72738230257242 can be written as Seventy-two trillion, seven hundred thirty-eight billion, two hundred thirty million, two hundred fifty-seven thousand, two hundred forty-two.

Scientific notation

• Scientific notation: 7.2738230257242 × 10¹³

Factors of 72738230257242

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13606103693

Divisors of 72738230257242

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 66 81 99 162 198 243 297 486 594 891 1782 2673 5346 13606103677 27212207354 40818311031 81636622062 122454933093 149667140447 244909866186 299334280894 367364799279 449001421341 734729598558 898002842682 1102094397837 1347004264023 2204188795674 2694008528046 3306283193511 4041012792069 6612566387022 8082025584138 12123038376207 24246076752414 36369115128621 72738230257242
• Sum of all divisors σ(n): 178294382596512
• Sum of proper divisors (its aliquot sum) s(n): 105556152339270
• 72738230257242 is an abundant number, because the sum of its proper divisors (105556152339270) is greater than itself. Its abundance is 32817922082028

Bases of 72738230257242

• Binary: 10000100010011110110000011000000100011001011010₂
• Hexadecimal: 0x4227B060465A
• Base-36: PS7HC8ZMI

Squares and roots of 72738230257242

• 72738230257242 squared (72738230257242²) is 5290850140955555589493446564
• 72738230257242 cubed (72738230257242³) is 384847075809386494206048930617414901016488
• The square root of 72738230257242 is 8528671.0721683951
• The cube root of 72738230257242 is 41743.3766742937

Scales and comparisons

• 72,738,230,257,242 seconds is equal to 2,312,850 years, 37 weeks, 6 days, 20 minutes, 42 seconds.
• To count from 1 to 72,738,230,257,242 would take you about five million, seven hundred eighty-two thousand, one hundred twenty-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 72738230257242 cubic inches would be around 3478.6 feet tall.

Recreational maths with 72738230257242

• 72738230257242 backwards is 24275203283727
• 72738230257242 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 72738230257242's digits is 54
• More coming soon!