13813768513

Names of 13813768513

• Cardinal: 13813768513 can be written as Thirteen billion, eight hundred thirteen million, seven hundred sixty-eight thousand, five hundred thirteen.

Scientific notation

• Scientific notation: 1.3813768513 × 10¹⁰

Factors of 13813768513

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 600598654

Divisors of 13813768513

• Number of divisors d(n): 4
• Complete list of divisors:
  1 23 600598631 13813768513
• Sum of all divisors σ(n): 14414367168
• Sum of proper divisors (its aliquot sum) s(n): 600598655
• 13813768513 is a deficient number, because the sum of its proper divisors (600598655) is less than itself. Its deficiency is 13213169858

Bases of 13813768513

• Binary: 1100110111010111010110000101000001₂
• Hexadecimal: 0x3375D6141
• Base-36: 6CGD001

Squares and roots of 13813768513

• 13813768513 squared (13813768513²) is 190820200530750231169
• 13813768513 cubed (13813768513³) is 2635946077736023431589803381697
• The square root of 13813768513 is 117531.9893178025
• The cube root of 13813768513 is 2399.4077539219

Scales and comparisons

• 13,813,768,513 seconds is equal to 439 years, 12 weeks, 1 day, 13 hours, 55 minutes, 13 seconds.
• To count from 1 to 13,813,768,513 would take you about eight hundred seventy-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 13813768513 cubic inches would be around 200 feet tall.

Recreational maths with 13813768513

• 13813768513 backwards is 31586731831
• The number of decimal digits it has is: 11
• The sum of 13813768513's digits is 46
• More coming soon!