20421628548450

Names of 20421628548450

• Cardinal: 20421628548450 can be written as Twenty trillion, four hundred twenty-one billion, six hundred twenty-eight million, five hundred forty-eight thousand, four hundred fifty.

Scientific notation

• Scientific notation: 2.042162854845 × 10¹³

Factors of 20421628548450

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3586603

Divisors of 20421628548450

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 10 15 25 30 43 50 75 86 129 150 215 258 430 645 883 1075 1290 1766 2150 2649 3225 4415 5298 6450 8830 13245 22075 26490 37969 44150 66225 75938 113907 132450 189845 227814 379690 569535 949225 1139070 1898450 2847675 3585667 5695350 7171334 10757001 17928335 21514002 35856670 53785005 89641675 107570010 154183681 179283350 268925025 308367362 462551043 537850050 770918405 925102086 1541836810 2312755215 3166143961 3854592025 4625510430 6332287922 7709184050 9498431883 11563776075 15830719805 18996863766 23127552150 31661439610 47492159415 79153599025 94984318830 136144190323 158307198050 237460797075 272288380646 408432570969 474921594150 680720951615 816865141938 1361441903230 2042162854845 3403604758075 4084325709690 6807209516150 10210814274225 20421628548450
• Sum of all divisors σ(n): 51882149020416
• Sum of proper divisors (its aliquot sum) s(n): 31460520471966
• 20421628548450 is an abundant number, because the sum of its proper divisors (31460520471966) is greater than itself. Its abundance is 11038891923516

Bases of 20421628548450

• Binary: 100101001001011000111111010100101010101100010₂
• Hexadecimal: 0x1292C7EA5562
• Base-36: 78LKED7J6

Squares and roots of 20421628548450

• 20421628548450 squared (20421628548450²) is 417042912570868053997402500
• 20421628548450 cubed (20421628548450³) is 8516695449285976435311451036145401125000
• The square root of 20421628548450 is 4519029.6025197711
• The cube root of 20421628548450 is 27333.5972412907

Scales and comparisons

• 20,421,628,548,450 seconds is equal to 649,344 years, 32 weeks, 1 day, 12 hours, 47 minutes, 30 seconds.
• To count from 1 to 20,421,628,548,450 would take you about one million, six hundred twenty-three thousand, three hundred sixty-one 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 20421628548450 cubic inches would be around 2277.8 feet tall.

Recreational maths with 20421628548450

• 20421628548450 backwards is 05484582612402
• The number of decimal digits it has is: 14
• The sum of 20421628548450's digits is 51
• More coming soon!