2238021225

Names of 2238021225

• Cardinal: 2238021225 can be written as Two billion, two hundred thirty-eight million, twenty-one thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 2.238021225 × 10⁹

Factors of 2238021225

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4221

Divisors of 2238021225

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 11 15 25 27 33 45 55 73 75 99 135 165 219 225 275 297 365 495 657 675 803 825 1095 1485 1825 1971 2409 2475 3285 4015 4129 5475 7227 7425 9855 12045 12387 16425 20075 20645 21681 36135 37161 45419 49275 60225 61935 103225 108405 111483 136257 180675 185805 227095 301417 309675 408771 542025 557415 681285 904251 929025 1135475 1226313 1507085 2043855 2712753 2787075 3315587 3406425 4521255 6131565 7535425 8138259 9946761 10219275 13563765 16577935 22606275 29840283 30657825 40691295 49733805 67818825 82889675 89520849 149201415 203456475 248669025 447604245 746007075 2238021225
• Sum of all divisors σ(n): 4547625600
• Sum of proper divisors (its aliquot sum) s(n): 2309604375
• 2238021225 is an abundant number, because the sum of its proper divisors (2309604375) is greater than itself. Its abundance is 71583150

Bases of 2238021225

• Binary: 10000101011001010111111001101001₂
• Hexadecimal: 0x85657E69
• Base-36: 110GK89

Squares and roots of 2238021225

• 2238021225 squared (2238021225²) is 5008739003550500625
• 2238021225 cubed (2238021225³) is 11209664200431370758125765625
• The square root of 2238021225 is 47307.7290196855
• The cube root of 2238021225 is 1308.0411305559

Scales and comparisons

• 2,238,021,225 seconds is equal to 71 years, 8 weeks, 3 days, 33 minutes, 45 seconds.
• To count from 1 to 2,238,021,225 would take you about one hundred forty-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 2238021225 cubic inches would be around 109 feet tall.

Recreational maths with 2238021225

• 2238021225 backwards is 5221208322
• 2238021225 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2238021225's digits is 27
• More coming soon!