78442286265225

Names of 78442286265225

• Cardinal: 78442286265225 can be written as Seventy-eight trillion, four hundred forty-two billion, two hundred eighty-six million, two hundred sixty-five thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 7.8442286265225 × 10¹³

Factors of 78442286265225

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 196825

Divisors of 78442286265225

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 5 9 15 25 27 45 75 81 135 225 405 675 2025 196817 590451 984085 1771353 2952255 4920425 5314059 8856765 14761275 15942177 26570295 44283825 79710885 132851475 398554425 38736931489 116210794467 193684657445 348632383401 581053972335 968423287225 1045897150203 1743161917005 2905269861675 3137691450609 5229485751015 8715809585025 15688457253045 26147428755075 78442286265225
• Sum of all divisors σ(n): 145302968279557
• Sum of proper divisors (its aliquot sum) s(n): 66860682014332
• 78442286265225 is a deficient number, because the sum of its proper divisors (66860682014332) is less than itself. Its deficiency is 11581604250893

Bases of 78442286265225

• Binary: 10001110101011111000100100110111011001110001001₂
• Hexadecimal: 0x4757C49BB389
• Base-36: RSZVZX7K9

Squares and roots of 78442286265225

• 78442286265225 squared (78442286265225²) is 6153192274515506679044300625
• 78442286265225 cubed (78442286265225³) is 482670469842516307360878495245753383265625
• 78442286265225 is a perfect square number. Its square root is 8856765
• The cube root of 78442286265225 is 42807.1926991601

Scales and comparisons

• 78,442,286,265,225 seconds is equal to 2,494,222 years, 3 weeks, 2 days, 18 hours, 33 minutes, 45 seconds.
• To count from 1 to 78,442,286,265,225 would take you about six million, two hundred thirty-five thousand, five hundred fifty-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 78442286265225 cubic inches would be around 3567.3 feet tall.

Recreational maths with 78442286265225

• 78442286265225 backwards is 52256268224487
• The number of decimal digits it has is: 14
• The sum of 78442286265225's digits is 63
• More coming soon!