21363048809821642

Names of 21363048809821642

• Cardinal: 21363048809821642 can be written as Twenty-one quadrillion, three hundred sixty-three trillion, forty-eight billion, eight hundred nine million, eight hundred twenty-one thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 2.1363048809821642 × 10¹⁶

Factors of 21363048809821642

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2003611

Divisors of 21363048809821642

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 11 14 22 77 154 587 1174 4109 6457 8218 12914 45199 90398 125897 251794 881279 1384867 1762558 1877107 2769734 3754214 9694069 13139749 19388138 20648177 26279498 41296354 73901539 144537239 147803078 289074478 517310773 812916929 1034621546 1101861809 1625833858 2203723618 5690418503 7713032663 11380837006 12120479899 15426065326 24240959798 84843359293 169686718586 236322139979 472644279958 1654254979853 2599543539769 3308509959706 5199087079538 18196804778383 36393609556766 138721096167673 277442192335346 971047673173711 1525932057844403 1942095346347422 3051864115688806 10681524404910821 21363048809821642
• Sum of all divisors σ(n): 40020075669482496
• Sum of proper divisors (its aliquot sum) s(n): 18657026859660854
• 21363048809821642 is a deficient number, because the sum of its proper divisors (18657026859660854) is less than itself. Its deficiency is 2706021950160788

Bases of 21363048809821642

• Binary: 1001011111001011001010001100111101000001111010111001010₂
• Hexadecimal: 0x4BE59467A0F5CA
• Base-36: 5UCKH4ZSJPM

Squares and roots of 21363048809821642

• 21363048809821642 squared (21363048809821642²) is 456379854450821874780723851576164
• 21363048809821642 cubed (21363048809821642³) is 9749665106452204457476172000410646619845418541288
• The square root of 21363048809821642 is 146161037.2494039261
• The cube root of 21363048809821642 is 277473.2222510013

Scales and comparisons

• 21,363,048,809,821,642 seconds is equal to 679,278,871 years, 46 weeks, 6 days, 22 hours, 27 minutes, 22 seconds.
• To count from 1 to 21,363,048,809,821,642 would take you about two billion, thirty-seven million, eight hundred thirty-six thousand, six hundred fifteen 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 21363048809821642 cubic inches would be around 23122.8 feet tall.

Recreational maths with 21363048809821642

• 21363048809821642 backwards is 24612890884036312
• The number of decimal digits it has is: 17
• The sum of 21363048809821642's digits is 67
• More coming soon!