72691648068

Names of 72691648068

• Cardinal: 72691648068 can be written as Seventy-two billion, six hundred ninety-one million, six hundred forty-eight thousand and sixty-eight.

Scientific notation

• Scientific notation: 7.2691648068 × 10¹⁰

Factors of 72691648068

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 20631

Divisors of 72691648068

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 12 13 26 39 52 78 103 156 206 223 309 412 446 618 669 892 1236 1338 1339 2676 2678 2899 4017 5356 5798 8034 8697 11596 16068 17394 20287 22969 34788 40574 45938 60861 68907 81148 91876 121722 137814 243444 263731 275628 298597 527462 597194 791193 895791 1054924 1194388 1582386 1791582 2089561 3164772 3583164 4179122 4524001 6268683 8358244 9048002 12537366 13572003 18096004 25074732 27144006 27164293 54288012 54328586 58812013 81492879 108657172 117624026 162985758 176436039 235248052 325971516 352872078 465972103 705744156 931944206 1397916309 1863888412 2795832618 5591665236 6057637339 12115274678 18172912017 24230549356 36345824034 72691648068
• Sum of all divisors σ(n): 185270665216
• Sum of proper divisors (its aliquot sum) s(n): 112579017148
• 72691648068 is an abundant number, because the sum of its proper divisors (112579017148) is greater than itself. Its abundance is 39887369080

Bases of 72691648068

• Binary: 1000011101100110000101000011001000100₂
• Hexadecimal: 0x10ECC28644
• Base-36: XE6QAMC

Squares and roots of 72691648068

• 72691648068 squared (72691648068²) is 5284075698841968132624
• 72691648068 cubed (72691648068³) is 384108171064891502645174957370432
• The square root of 72691648068 is 269613.8870088111
• The cube root of 72691648068 is 4173.4463832067

Scales and comparisons

• 72,691,648,068 seconds is equal to 2,311 years, 19 weeks, 1 day, 12 hours, 27 minutes, 48 seconds.
• To count from 1 to 72,691,648,068 would take you about four thousand, six hundred twenty-two 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 72691648068 cubic inches would be around 347.8 feet tall.

Recreational maths with 72691648068

• 72691648068 backwards is 86084619627
• The number of decimal digits it has is: 11
• The sum of 72691648068's digits is 57
• More coming soon!