21041802746056764

Names of 21041802746056764

• Cardinal: 21041802746056764 can be written as Twenty-one quadrillion, forty-one trillion, eight hundred two billion, seven hundred forty-six million, fifty-six thousand, seven hundred sixty-four.

Scientific notation

• Scientific notation: 2.1041802746056764 × 10¹⁶

Factors of 21041802746056764

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 108299892936

Divisors of 21041802746056764

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 84 108 126 189 252 257 378 514 756 771 1028 1542 1799 2313 3084 3598 4626 5397 6939 7196 9252 10794 13878 16191 21588 27756 32382 48573 64764 97146 194292 108299892667 216599785334 324899678001 433199570668 649799356002 758099248669 974699034003 1299598712004 1516198497338 1949398068006 2274297746007 2924097102009 3032396994676 3898796136012 4548595492014 5848194204018 6822893238021 9097190984028 11696388408036 13645786476042 20468679714063 27291572952084 27833072415419 40937359428126 55666144830838 81874718856252 83499217246257 111332289661676 166998434492514 194831506907933 250497651738771 333996868985028 389663013815866 500995303477542 584494520723799 751492955216313 779326027631732 1001990606955084 1168989041447598 1502985910432626 1753483562171397 2337978082895196 3005971820865252 3506967124342794 5260450686514191 7013934248685588 10520901373028382 21041802746056764
• Sum of all divisors σ(n): 62588673970690560
• Sum of proper divisors (its aliquot sum) s(n): 41546871224633796
• 21041802746056764 is an abundant number, because the sum of its proper divisors (41546871224633796) is greater than itself. Its abundance is 20505068478577032

Bases of 21041802746056764

• Binary: 1001010110000010110100001111010000111001101000000111100₂
• Hexadecimal: 0x4AC1687A1CD03C
• Base-36: 5R6P2QFR6F0

Squares and roots of 21041802746056764

• 21041802746056764 squared (21041802746056764²) is 442757462803961974298151110151696
• 21041802746056764 cubed (21041802746056764³) is 9316415196665532615085021549821965618973866871744
• The square root of 21041802746056764 is 145057928.9320537763
• The cube root of 21041802746056764 is 276075.3607576093

Scales and comparisons

• 21,041,802,746,056,764 seconds is equal to 669,064,240 years, 39 weeks, 1 day, 21 hours, 59 minutes, 24 seconds.
• To count from 1 to 21,041,802,746,056,764 would take you about two billion, seven million, one hundred ninety-two thousand, seven hundred twenty-two 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 21041802746056764 cubic inches would be around 23006.3 feet tall.

Recreational maths with 21041802746056764

• 21041802746056764 backwards is 46765064720814012
• 21041802746056764 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21041802746056764's digits is 63
• More coming soon!