13806621449920

Names of 13806621449920

• Cardinal: 13806621449920 can be written as Thirteen trillion, eight hundred six billion, six hundred twenty-one million, four hundred forty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.380662144992 × 10¹³

Factors of 13806621449920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3318899407

Divisors of 13806621449920

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 130 160 208 260 320 416 520 832 1040 2080 4160 3318899387 6637798774 13275597548 16594496935 26551195096 33188993870 43145692031 53102390192 66377987740 86291384062 106204780384 132755975480 172582768124 212409560768 215728460155 265511950960 345165536248 431456920310 531023901920 690331072496 862913840620 1062047803840 1380662144992 1725827681240 2761324289984 3451655362480 6903310724960 13806621449920
• Sum of all divisors σ(n): 35406018671184
• Sum of proper divisors (its aliquot sum) s(n): 21599397221264
• 13806621449920 is an abundant number, because the sum of its proper divisors (21599397221264) is greater than itself. Its abundance is 7792775771344

Bases of 13806621449920

• Binary: 11001000111010011010110001000101111011000000₂
• Hexadecimal: 0xC8E9AC45EC0
• Base-36: 4W6O9XNLS

Squares and roots of 13806621449920

• 13806621449920 squared (13806621449920²) is 190622795861391043068006400
• 13806621449920 cubed (13806621449920³) is 2631856782183602978391699687531839488000
• The square root of 13806621449920 is 3715726.2345226673
• The cube root of 13806621449920 is 23989.9387514293

Scales and comparisons

• 13,806,621,449,920 seconds is equal to 439,007 years, 44 weeks, 3 days, 8 hours, 58 minutes, 40 seconds.
• To count from 1 to 13,806,621,449,920 would take you about one million, ninety-seven thousand, five hundred nineteen 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 13806621449920 cubic inches would be around 1999.2 feet tall.

Recreational maths with 13806621449920

• 13806621449920 backwards is 02994412660831
• The number of decimal digits it has is: 14
• The sum of 13806621449920's digits is 55
• More coming soon!