21002067050

Names of 21002067050

• Cardinal: 21002067050 can be written as Twenty-one billion, two million, sixty-seven thousand and fifty.

Scientific notation

• Scientific notation: 2.100206705 × 10¹⁰

Factors of 21002067050

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 128

Divisors of 21002067050

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 5 10 19 23 25 38 46 50 79 95 115 158 190 230 395 437 475 529 575 790 874 950 1058 1150 1501 1817 1975 2185 2645 3002 3634 3950 4370 5290 7505 9085 10051 10925 12167 13225 15010 18170 20102 21850 24334 26450 34523 37525 41791 45425 50255 60835 69046 75050 83582 90850 100510 121670 172615 208955 231173 251275 279841 304175 345230 417910 462346 502550 559682 608350 794029 863075 961193 1044775 1155865 1399205 1588058 1726150 1922386 2089550 2311730 2798410 3970145 4805965 5316979 5779325 6996025 7940290 9611930 10633958 11558650 13992050 18262667 19850725 22107439 24029825 26584895 36525334 39701450 44214878 48059650 53169790 91313335 110537195 132924475 182626670 221074390 265848950 420041341 456566675 552685975 840082682 913133350 1105371950 2100206705 4200413410 10501033525 21002067050
• Sum of all divisors σ(n): 43533076800
• Sum of proper divisors (its aliquot sum) s(n): 22531009750
• 21002067050 is an abundant number, because the sum of its proper divisors (22531009750) is greater than itself. Its abundance is 1528942700

Bases of 21002067050

• Binary: 10011100011110100100001110001101010₂
• Hexadecimal: 0x4E3D21C6A
• Base-36: 9NC36NE

Squares and roots of 21002067050

• 21002067050 squared (21002067050²) is 441086820372695702500
• 21002067050 cubed (21002067050³) is 9263734976338661133151852625000
• The square root of 21002067050 is 144920.8992864727
• The cube root of 21002067050 is 2759.0146945893

Scales and comparisons

• 21,002,067,050 seconds is equal to 667 years, 41 weeks, 4 days, 11 hours, 30 minutes, 50 seconds.
• To count from 1 to 21,002,067,050 would take you about one thousand, three hundred thirty-five 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 21002067050 cubic inches would be around 229.9 feet tall.

Recreational maths with 21002067050

• 21002067050 backwards is 05076020012
• 21002067050 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21002067050's digits is 23
• More coming soon!