21223471302395772

Names of 21223471302395772

• Cardinal: 21223471302395772 can be written as Twenty-one quadrillion, two hundred twenty-three trillion, four hundred seventy-one billion, three hundred two million, three hundred ninety-five thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 2.1223471302395772 × 10¹⁶

Factors of 21223471302395772

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 860288

Divisors of 21223471302395772

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 12 9851 19702 29553 39404 59106 118212 389561 460871 779122 921742 1168683 1382613 1558244 1843484 2337366 2765226 4674732 5530452 3837565411 4540040221 7675130822 9080080442 11512696233 13620120663 15350261644 18160160884 23025392466 27240241326 46050784932 54480482652 179537367631 359074735262 538612102893 718149470524 1077224205786 2154448411572 1768622608532981 3537245217065962 5305867825598943 7074490434131924 10611735651197886 21223471302395772
• Sum of all divisors σ(n): 49526694682262784
• Sum of proper divisors (its aliquot sum) s(n): 28303223379867012
• 21223471302395772 is an abundant number, because the sum of its proper divisors (28303223379867012) is greater than itself. Its abundance is 7079752077471240

Bases of 21223471302395772

• Binary: 1001011011001101010001001111011111000010100011101111100₂
• Hexadecimal: 0x4B66A27BE1477C
• Base-36: 5SZ3C47NM9O

Squares and roots of 21223471302395772

• 21223471302395772 squared (21223471302395772²) is 450435734123616886572426923475984
• 21223471302395772 cubed (21223471302395772³) is 9559809876746154963978064057317239058569105139648
• The square root of 21223471302395772 is 145682776.2722682739
• The cube root of 21223471302395772 is 276867.6021580755

Scales and comparisons

• 21,223,471,302,395,772 seconds is equal to 674,840,738 years, 47 weeks, 1 day, 21 hours, 56 minutes, 12 seconds.
• To count from 1 to 21,223,471,302,395,772 would take you about two billion, twenty-four million, five hundred twenty-two thousand, two hundred sixteen 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 21223471302395772 cubic inches would be around 23072.3 feet tall.

Recreational maths with 21223471302395772

• 21223471302395772 backwards is 27759320317432212
• The number of decimal digits it has is: 17
• The sum of 21223471302395772's digits is 60
• More coming soon!