21098699871031040

Names of 21098699871031040

• Cardinal: 21098699871031040 can be written as Twenty-one quadrillion, ninety-eight trillion, six hundred ninety-nine billion, eight hundred seventy-one million, thirty-one thousand and forty.

Scientific notation

• Scientific notation: 2.109869987103104 × 10¹⁶

Factors of 21098699871031040

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 16483359274250

Divisors of 21098699871031040

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1280 16483359274243 32966718548486 65933437096972 82416796371215 131866874193944 164833592742430 263733748387888 329667185484860 527467496775776 659334370969720 1054934993551552 1318668741939440 2109869987103104 2637337483878880 4219739974206208 5274674967757760 10549349935515520 21098699871031040
• Sum of all divisors σ(n): 50537979534832104
• Sum of proper divisors (its aliquot sum) s(n): 29439279663801064
• 21098699871031040 is an abundant number, because the sum of its proper divisors (29439279663801064) is greater than itself. Its abundance is 8340579792770024

Bases of 21098699871031040

• Binary: 1001010111101010010011111011111000010010000111100000000₂
• Hexadecimal: 0x4AF527DF090F00
• Base-36: 5RQV4WUXA0W

Squares and roots of 21098699871031040

• 21098699871031040 squared (21098699871031040²) is 445155136247845223928992643481600
• 21098699871031040 cubed (21098699871031040³) is 9392194615741217065567736315935938842527268864000
• The square root of 21098699871031040 is 145253915.1659294863
• The cube root of 21098699871031040 is 276323.9731294019

Scales and comparisons

• 21,098,699,871,031,040 seconds is equal to 670,873,393 years, 17 weeks, 2 days, 23 hours, 17 minutes, 20 seconds.
• To count from 1 to 21,098,699,871,031,040 would take you about two billion, twelve million, six hundred twenty thousand, one hundred eighty 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 21098699871031040 cubic inches would be around 23027 feet tall.

Recreational maths with 21098699871031040

• 21098699871031040 backwards is 04013017899689012
• The number of decimal digits it has is: 17
• The sum of 21098699871031040's digits is 68
• More coming soon!