13608649236845521

Names of 13608649236845521

• Cardinal: 13608649236845521 can be written as Thirteen quadrillion, six hundred eight trillion, six hundred forty-nine billion, two hundred thirty-six million, eight hundred forty-five thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 1.3608649236845521 × 10¹⁶

Factors of 13608649236845521

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 246362978

Divisors of 13608649236845521

• Number of divisors d(n): 4
• Complete list of divisors:
  1 83621029 162741949 13608649236845521
• Sum of all divisors σ(n): 13608649483208500
• Sum of proper divisors (its aliquot sum) s(n): 246362979
• 13608649236845521 is a deficient number, because the sum of its proper divisors (246362979) is less than itself. Its deficiency is 13608648990482542

Bases of 13608649236845521

• Binary: 110000010110001111111010001111101000101001001111010001₂
• Hexadecimal: 0x3058FE8FA293D1
• Base-36: 3PZV35IPG41

Squares and roots of 13608649236845521

• 13608649236845521 squared (13608649236845521²) is 185195334051496181118058817761441
• 13608649236845521 cubed (13608649236845521³) is 2520258341407244833871743858687419504561547355761
• The square root of 13608649236845521 is 116656115.2998226707
• The cube root of 13608649236845521 is 238747.2292249109

Scales and comparisons

• 13,608,649,236,845,521 seconds is equal to 432,712,951 years, 21 weeks, 4 days, 8 hours, 12 minutes, 1 second.
• To count from 1 to 13,608,649,236,845,521 would take you about one billion, two hundred ninety-eight million, one hundred thirty-eight thousand, eight hundred fifty-four 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 13608649236845521 cubic inches would be around 19895.6 feet tall.

Recreational maths with 13608649236845521

• 13608649236845521 backwards is 12554863294680631
• The number of decimal digits it has is: 17
• The sum of 13608649236845521's digits is 73
• More coming soon!