13668502729968507

Names of 13668502729968507

• Cardinal: 13668502729968507 can be written as Thirteen quadrillion, six hundred sixty-eight trillion, five hundred two billion, seven hundred twenty-nine million, nine hundred sixty-eight thousand, five hundred seven.

Scientific notation

• Scientific notation: 1.3668502729968507 × 10¹⁶

Factors of 13668502729968507

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 31505274

Divisors of 13668502729968507

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 919 2757 158161 474483 31346191 94038573 145349959 436049877 28807149529 86421448587 4957744914751 14873234744253 4556167576656169 13668502729968507
• Sum of all divisors σ(n): 18244617222302720
• Sum of proper divisors (its aliquot sum) s(n): 4576114492334213
• 13668502729968507 is a deficient number, because the sum of its proper divisors (4576114492334213) is less than itself. Its deficiency is 9092388237634294

Bases of 13668502729968507

• Binary: 110000100011110110111001001001110101001100101101111011₂
• Hexadecimal: 0x308F6E49D4CB7B
• Base-36: 3QL2VGV52M3

Squares and roots of 13668502729968507

• 13668502729968507 squared (13668502729968507²) is 186827966879156528587049211809049
• 13668502729968507 cubed (13668502729968507³) is 2553658575322216817928479917701542554376267619843
• The square root of 13668502729968507 is 116912372.0141222137
• The cube root of 13668502729968507 is 239096.7362817123

Scales and comparisons

• 13,668,502,729,968,507 seconds is equal to 434,616,107 years, 18 weeks, 4 days, 8 hours, 8 minutes, 27 seconds.
• To count from 1 to 13,668,502,729,968,507 would take you about one billion, three hundred three million, eight hundred forty-eight thousand, three 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 13668502729968507 cubic inches would be around 19924.7 feet tall.

Recreational maths with 13668502729968507

• 13668502729968507 backwards is 70586992720586631
• The number of decimal digits it has is: 17
• The sum of 13668502729968507's digits is 84
• More coming soon!