138534327028493820

Names of 138534327028493820

• Cardinal: 138534327028493820 can be written as One hundred thirty-eight quadrillion, five hundred thirty-four trillion, three hundred twenty-seven billion, twenty-eight million, four hundred ninety-three thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.3853432702849382 × 10¹⁷

Factors of 138534327028493820

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 769635150158309

Divisors of 138534327028493820

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 769635150158299 1539270300316598 2308905450474897 3078540600633196 3848175750791495 4617810900949794 6926716351424691 7696351501582990 9235621801899588 11544527252374485 13853432702849382 15392703003165980 23089054504748970 27706865405698764 34633581757123455 46178109009497940 69267163514246910 138534327028493820
• Sum of all divisors σ(n): 420220791986431800
• Sum of proper divisors (its aliquot sum) s(n): 281686464957937980
• 138534327028493820 is an abundant number, because the sum of its proper divisors (281686464957937980) is greater than itself. Its abundance is 143152137929444160

Bases of 138534327028493820

• Binary: 111101100001011000011110010000111101110110010110111111100₂
• Hexadecimal: 0x1EC2C3C87BB2DFC
• Base-36: 11W2BJ92FRB0

Squares and roots of 138534327028493820

• 138534327028493820 squared (138534327028493820²) is 19191759765237673355530177778192400
• 138534327028493820 cubed (138534327028493820³) is 2658717523569725621588129428503512300694614170968000
• The square root of 138534327028493820 is 372201997.6148621103
• The cube root of 138534327028493820 is 517431.0263396411

Scales and comparisons

• 138,534,327,028,493,820 seconds is equal to 4,404,963,084 years, 36 weeks, 1 day, 18 hours, 57 minutes.
• To count from 1 to 138,534,327,028,493,820 would take you about thirteen billion, two hundred fourteen million, eight hundred eighty-nine thousand, two hundred fifty-four 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 138534327028493820 cubic inches would be around 43119.3 feet tall.

Recreational maths with 138534327028493820

• 138534327028493820 backwards is 028394820723435831
• The number of decimal digits it has is: 18
• The sum of 138534327028493820's digits is 72
• More coming soon!