72645875133

Names of 72645875133

• Cardinal: 72645875133 can be written as Seventy-two billion, six hundred forty-five million, eight hundred seventy-five thousand, one hundred thirty-three.

Scientific notation

• Scientific notation: 7.2645875133 × 10¹⁰

Factors of 72645875133

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5150

Divisors of 72645875133

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 13 29 39 41 87 123 331 377 533 993 1131 1189 1599 3567 4303 4733 9599 12909 13571 14199 15457 28797 40713 46371 61529 124787 137257 176423 184587 194053 374361 393559 411771 529269 582159 1180677 1566623 1784341 2522689 4699869 5116267 5353023 5627537 7568067 15348801 16882611 20366099 45432067 61098297 64231543 73157981 136296201 192694629 219473943 590616871 835010059 1771850613 1862714747 2505030177 5588144241 24215291711 72645875133
• Sum of all divisors σ(n): 110898305280
• Sum of proper divisors (its aliquot sum) s(n): 38252430147
• 72645875133 is a deficient number, because the sum of its proper divisors (38252430147) is less than itself. Its deficiency is 34393444986

Bases of 72645875133

• Binary: 1000011101010000010000001010110111101₂
• Hexadecimal: 0x10EA0815BD
• Base-36: XDFH7ZX

Squares and roots of 72645875133

• 72645875133 squared (72645875133²) is 5277423173839427767689
• 72645875133 cubed (72645875133³) is 383383024910739621803708025977637
• The square root of 72645875133 is 269528.9875560697
• The cube root of 72645875133 is 4172.5702119377

Scales and comparisons

• 72,645,875,133 seconds is equal to 2,309 years, 47 weeks, 3 days, 17 hours, 45 minutes, 33 seconds.
• To count from 1 to 72,645,875,133 would take you about four thousand, six hundred nineteen 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 72645875133 cubic inches would be around 347.7 feet tall.

Recreational maths with 72645875133

• 72645875133 backwards is 33157854627
• The number of decimal digits it has is: 11
• The sum of 72645875133's digits is 51
• More coming soon!