13281319273647909

Names of 13281319273647909

• Cardinal: 13281319273647909 can be written as Thirteen quadrillion, two hundred eighty-one trillion, three hundred nineteen billion, two hundred seventy-three million, six hundred forty-seven thousand, nine hundred nine.

Scientific notation

• Scientific notation: 1.3281319273647909 × 10¹⁶

Factors of 13281319273647909

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1335802

Divisors of 13281319273647909

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 11 33 37 111 407 751 1221 2253 8261 10939 24783 27787 32817 83361 120329 305657 360987 404743 916971 1214229 1324061 3972183 4452173 8215189 13356519 14564671 24645567 43694013 48990257 90367079 146970771 271101237 303961993 538892827 911885979 994369811 1616678481 2983109433 3343581923 10030745769 10938067921 14483903279 32814203763 36791683007 43451709837 110375049021 159322936069 404708513077 477968808207 535904421323 1214125539231 1607713263969 5894948634553 10877411362529 17684845903659 32632234087587 119651524987819 358954574963457 402464220413573 1207392661240719 4427106424549303 13281319273647909
• Sum of all divisors σ(n): 19868648116285440
• Sum of proper divisors (its aliquot sum) s(n): 6587328842637531
• 13281319273647909 is a deficient number, because the sum of its proper divisors (6587328842637531) is less than itself. Its deficiency is 6693990431010378

Bases of 13281319273647909

• Binary: 101111001011110100101000011101011101000100111100100101₂
• Hexadecimal: 0x2F2F4A1D744F25
• Base-36: 3MRU1UE10KL

Squares and roots of 13281319273647909

• 13281319273647909 squared (13281319273647909²) is 176393441648571421107120100072281
• 13281319273647909 cubed (13281319273647909³) is 2342737616312259406452077443493767415289444510429
• The square root of 13281319273647909 is 115244606.2670522945
• The cube root of 13281319273647909 is 236817.4710336523

Scales and comparisons

• 13,281,319,273,647,909 seconds is equal to 422,304,871 years, 4 weeks, 2 days, 15 hours, 5 minutes, 9 seconds.
• To count from 1 to 13,281,319,273,647,909 would take you about one billion, two hundred sixty-six million, nine hundred fourteen thousand, six hundred thirteen 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 13281319273647909 cubic inches would be around 19734.8 feet tall.

Recreational maths with 13281319273647909

• 13281319273647909 backwards is 90974637291318231
• The number of decimal digits it has is: 17
• The sum of 13281319273647909's digits is 75
• More coming soon!