82381427919

Names of 82381427919

• Cardinal: 82381427919 can be written as Eighty-two billion, three hundred eighty-one million, four hundred twenty-seven thousand, nine hundred nineteen.

Scientific notation

• Scientific notation: 8.2381427919 × 10¹⁰

Factors of 82381427919

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 764

Divisors of 82381427919

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 9 21 27 49 63 147 189 293 441 461 879 1323 1383 2051 2637 3227 4149 6153 7911 9681 12447 14357 18459 22589 29043 43071 55377 67767 87129 129213 135073 203301 212521 387639 405219 609903 637563 945511 1215657 1487647 1912689 2836533 3646971 4462941 5738067 6618577 8509599 10413529 13388823 19855731 25528797 31240587 40166469 59567193 62268653 93721761 178701579 186805959 281165283 435880571 560417877 1307641713 1681253631 3051163997 3922925139 9153491991 11768775417 27460475973 82381427919
• Sum of all divisors σ(n): 142766764560
• Sum of proper divisors (its aliquot sum) s(n): 60385336641
• 82381427919 is a deficient number, because the sum of its proper divisors (60385336641) is less than itself. Its deficiency is 21996091278

Bases of 82381427919

• Binary: 1001100101110010100001101010011001111₂
• Hexadecimal: 0x132E50D4CF
• Base-36: 11UFRWLR

Squares and roots of 82381427919

• 82381427919 squared (82381427919²) is 6786699665973392670561
• 82381427919 cubed (82381427919³) is 559098009340288425261703934792559
• The square root of 82381427919 is 287021.6506101933
• The cube root of 82381427919 is 4351.2072734707

Scales and comparisons

• 82,381,427,919 seconds is equal to 2,619 years, 24 weeks, 4 days, 17 hours, 58 minutes, 39 seconds.
• To count from 1 to 82,381,427,919 would take you about five thousand, two hundred thirty-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 82381427919 cubic inches would be around 362.6 feet tall.

Recreational maths with 82381427919

• 82381427919 backwards is 91972418328
• The number of decimal digits it has is: 11
• The sum of 82381427919's digits is 54
• More coming soon!