38618331728125

Names of 38618331728125

• Cardinal: 38618331728125 can be written as Thirty-eight trillion, six hundred eighteen billion, three hundred thirty-one million, seven hundred twenty-eight thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 3.8618331728125 × 10¹³

Factors of 38618331728125

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 611

Divisors of 38618331728125

• Number of divisors d(n): 48
• Complete list of divisors:
  1 5 25 125 227 379 625 1135 1895 3125 5675 9475 28375 47375 86033 141875 143641 236875 430165 709375 718205 1184375 2150825 3591025 10754125 17955125 32606507 53770625 54439939 89775625 163032535 268853125 272199695 448878125 815162675 1360998475 4075813375 6804992375 12357866153 20379066875 34024961875 61789330765 101895334375 170124809375 308946653825 1544733269125 7723666345625 38618331728125
• Sum of all divisors σ(n): 48610728089280
• Sum of proper divisors (its aliquot sum) s(n): 9992396361155
• 38618331728125 is a deficient number, because the sum of its proper divisors (9992396361155) is less than itself. Its deficiency is 28625935366970

Bases of 38618331728125

• Binary: 1000110001111110000111111100011100100011111101₂
• Hexadecimal: 0x231F87F1C8FD
• Base-36: DOT0LM58D

Squares and roots of 38618331728125

• 38618331728125 squared (38618331728125²) is 1491375545463506048916015625
• 38618331728125 cubed (38618331728125³) is 57594435545923044058156224474395751953125
• The square root of 38618331728125 is 6214364.9497052391
• The cube root of 38618331728125 is 33801.1261275667

Scales and comparisons

• 38,618,331,728,125 seconds is equal to 1,227,943 years, 25 weeks, 5 days, 55 minutes, 25 seconds.
• To count from 1 to 38,618,331,728,125 would take you about three million, sixty-nine thousand, eight hundred fifty-eight 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 38618331728125 cubic inches would be around 2816.8 feet tall.

Recreational maths with 38618331728125

• 38618331728125 backwards is 52182713381683
• The number of decimal digits it has is: 14
• The sum of 38618331728125's digits is 58
• More coming soon!