13986322731

Names of 13986322731

• Cardinal: 13986322731 can be written as Thirteen billion, nine hundred eighty-six million, three hundred twenty-two thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 1.3986322731 × 10¹⁰

Factors of 13986322731

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4253

Divisors of 13986322731

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 9 19 27 31 57 71 81 93 171 213 279 513 589 639 837 1349 1539 1767 1917 2201 2511 4047 4129 5301 5751 6603 12141 12387 15903 19809 36423 37161 41819 47709 59427 78451 109269 111483 125457 127999 178281 235353 293159 334449 376371 383997 706059 879477 1129113 1151991 2118177 2431981 2638431 3387339 3455973 5570021 6354531 7295943 7915293 9087929 10367919 16710063 21887829 23745879 27263787 50130189 65663487 81791361 150390567 172670651 196990461 245374083 451171701 518011953 736122249 1554035859 4662107577 13986322731
• Sum of all divisors σ(n): 23027558400
• Sum of proper divisors (its aliquot sum) s(n): 9041235669
• 13986322731 is a deficient number, because the sum of its proper divisors (9041235669) is less than itself. Its deficiency is 4945087062

Bases of 13986322731

• Binary: 1101000001101001100101100100101011₂
• Hexadecimal: 0x341A6592B
• Base-36: 6FB3FOR

Squares and roots of 13986322731

• 13986322731 squared (13986322731²) is 195617223535687298361
• 13986322731 cubed (13986322731³) is 2735965620112291450774433343891
• The square root of 13986322731 is 118263.7845284853
• The cube root of 13986322731 is 2409.3571473975

Scales and comparisons

• 13,986,322,731 seconds is equal to 444 years, 37 weeks, 3 days, 17 hours, 38 minutes, 51 seconds.
• To count from 1 to 13,986,322,731 would take you about eight hundred eighty-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 13986322731 cubic inches would be around 200.8 feet tall.

Recreational maths with 13986322731

• 13986322731 backwards is 13722368931
• The number of decimal digits it has is: 11
• The sum of 13986322731's digits is 45
• More coming soon!