72043690021731

Names of 72043690021731

• Cardinal: 72043690021731 can be written as Seventy-two trillion, forty-three billion, six hundred ninety million, twenty-one thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 7.2043690021731 × 10¹³

Factors of 72043690021731

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6294

Divisors of 72043690021731

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 31 71 93 213 279 639 769 1093 2201 2307 3279 4327 6603 6921 9837 12981 19809 23839 33883 38943 54599 71517 77603 101649 134137 163797 214551 232809 304947 307217 402411 491391 698427 840517 921651 1207233 1692569 2405693 2521551 2764953 3327463 4729411 5077707 7217079 7564653 9523727 9982389 14188233 15233121 21651237 26056027 28571181 29947167 42564699 59676707 78168081 85713543 103151353 146611741 179030121 234504243 236249873 309454059 335788181 439835223 537090363 708749619 928362177 1007364543 1319505669 1849977917 2126248857 3022093629 3636917059 5549933751 7323746063 10409433611 10910751177 16649801253 21971238189 31228300833 32732253531 65913714567 93684902499 112744428829 258221111189 338233286487 774663333567 1014699859461 2323990000701 8004854446859 24014563340577 72043690021731
• Sum of all divisors σ(n): 109199619809280
• Sum of proper divisors (its aliquot sum) s(n): 37155929787549
• 72043690021731 is a deficient number, because the sum of its proper divisors (37155929787549) is less than itself. Its deficiency is 34887760234182

Bases of 72043690021731

• Binary: 10000011000010111111010100011010101001101100011₂
• Hexadecimal: 0x4185FA8D5363
• Base-36: PJCEWXC2R

Squares and roots of 72043690021731

• 72043690021731 squared (72043690021731²) is 5190293271947262855252236361
• 72043690021731 cubed (72043690021731³) is 373927879606044564584992957306098438360891
• The square root of 72043690021731 is 8487855.4430274671
• The cube root of 72043690021731 is 41610.0894732301

Scales and comparisons

• 72,043,690,021,731 seconds is equal to 2,290,766 years, 25 weeks, 5 days, 21 hours, 8 minutes, 51 seconds.
• To count from 1 to 72,043,690,021,731 would take you about five million, seven hundred twenty-six thousand, nine hundred sixteen 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 72043690021731 cubic inches would be around 3467.5 feet tall.

Recreational maths with 72043690021731

• 72043690021731 backwards is 13712009634027
• The number of decimal digits it has is: 14
• The sum of 72043690021731's digits is 45
• More coming soon!