13335217921

Names of 13335217921

• Cardinal: 13335217921 can be written as Thirteen billion, three hundred thirty-five million, two hundred seventeen thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.3335217921 × 10¹⁰

Factors of 13335217921

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 75855

Divisors of 13335217921

• Number of divisors d(n): 8
• Complete list of divisors:
  1 43 4339 71473 186577 3073339 310121347 13335217921
• Sum of all divisors σ(n): 13648675040
• Sum of proper divisors (its aliquot sum) s(n): 313457119
• 13335217921 is a deficient number, because the sum of its proper divisors (313457119) is less than itself. Its deficiency is 13021760802

Bases of 13335217921

• Binary: 1100011010110101110100011100000001₂
• Hexadecimal: 0x31AD74701
• Base-36: 64JG001

Squares and roots of 13335217921

• 13335217921 squared (13335217921²) is 177828037000559562241
• 13335217921 cubed (13335217921³) is 2371375625866112961424098120961
• The square root of 13335217921 is 115478.2140535607
• The cube root of 13335217921 is 2371.3739190175

Scales and comparisons

• 13,335,217,921 seconds is equal to 424 years, 6 days, 19 hours, 12 minutes, 1 second.
• To count from 1 to 13,335,217,921 would take you about eight hundred forty-eight 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 13335217921 cubic inches would be around 197.6 feet tall.

Recreational maths with 13335217921

• 13335217921 backwards is 12971253331
• The number of decimal digits it has is: 11
• The sum of 13335217921's digits is 37
• More coming soon!