21241019070

Names of 21241019070

• Cardinal: 21241019070 can be written as Twenty-one billion, two hundred forty-one million, nineteen thousand and seventy.

Scientific notation

• Scientific notation: 2.124101907 × 10¹⁰

Factors of 21241019070

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4627700

Divisors of 21241019070

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 27 30 34 45 51 54 85 90 102 135 153 170 255 270 306 459 510 765 918 1530 2295 4590 4627673 9255346 13883019 23138365 27766038 41649057 46276730 69415095 78670441 83298114 124947171 138830190 157340882 208245285 236011323 249894342 393352205 416490570 472022646 624735855 708033969 786704410 1180056615 1249471710 1416067938 2124101907 2360113230 3540169845 4248203814 7080339690 10620509535 21241019070
• Sum of all divisors σ(n): 59974655040
• Sum of proper divisors (its aliquot sum) s(n): 38733635970
• 21241019070 is an abundant number, because the sum of its proper divisors (38733635970) is greater than itself. Its abundance is 17492616900

Bases of 21241019070

• Binary: 10011110010000100000011101010111110₂
• Hexadecimal: 0x4F2103ABE
• Base-36: 9RACR7I

Squares and roots of 21241019070

• 21241019070 squared (21241019070²) is 451180891132103664900
• 21241019070 cubed (21241019070³) is 9583541912556607835357789643000
• The square root of 21241019070 is 145742.9897799547
• The cube root of 21241019070 is 2769.4388672517

Scales and comparisons

• 21,241,019,070 seconds is equal to 675 years, 20 weeks, 5 days, 3 hours, 4 minutes, 30 seconds.
• To count from 1 to 21,241,019,070 would take you about one thousand, three hundred fifty 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 21241019070 cubic inches would be around 230.8 feet tall.

Recreational maths with 21241019070

• 21241019070 backwards is 07091014212
• 21241019070 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21241019070's digits is 27
• More coming soon!