13990831298428813921

Names of 13990831298428813921

• Cardinal: 13990831298428813921 can be written as Thirteen quintillion, nine hundred ninety quadrillion, eight hundred thirty-one trillion, two hundred ninety-eight billion, four hundred twenty-eight million, eight hundred thirteen thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.3990831298428813921 × 10¹⁹

Factors of 13990831298428813921

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 27596448

Divisors of 13990831298428813921

• Number of divisors d(n): 16
• Complete list of divisors:
  1 149 829 123521 5016467 22579003 747453583 3364271447 4158651143 18717993487 619639020307 2788981029563 113266823442401 16876756692917749 93898196633750429 13990831298428813921
• Sum of all divisors σ(n): 14101722954215064000
• Sum of proper divisors (its aliquot sum) s(n): 110891655786250079
• 13990831298428813921 is a deficient number, because the sum of its proper divisors (110891655786250079) is less than itself. Its deficiency is 13879939642642563842

Bases of 13990831298428813921

• Binary: 1100001000101001011010101111000001110111010001000100001001100001₂
• Hexadecimal: 0xC2296AF077444261
• Base-36: 2YANBS0M55NC1

Squares and roots of 13990831298428813921

• 13990831298428813921 squared (13990831298428813921²) is 195743360421095291258073680294843394241
• 13990831298428813921 cubed (13990831298428813921³) is 2738612333439091938265769124418152425909667986783432028961
• The square root of 13990831298428813921 is 3740431966.8226574925
• The cube root of 13990831298428813921 is 2409616.0093909481

Scales and comparisons

• 13,990,831,298,428,813,921 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 13,990,831,298,428,813,921 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 13990831298428813921 cubic inches would be around 200801.3 feet tall.

Recreational maths with 13990831298428813921

• 13990831298428813921 backwards is 12931882489213809931
• The number of decimal digits it has is: 20
• The sum of 13990831298428813921's digits is 91
• More coming soon!