138091741623

Names of 138091741623

• Cardinal: 138091741623 can be written as One hundred thirty-eight billion, ninety-one million, seven hundred forty-one thousand, six hundred twenty-three.

Scientific notation

• Scientific notation: 1.38091741623 × 10¹¹

Factors of 138091741623

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 693004

Divisors of 138091741623

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 11 27 33 61 99 121 183 297 363 549 671 1089 1647 2013 3267 6039 7381 18117 22143 66429 199287 692929 2078787 6236361 7622219 18709083 22866657 42268669 68599971 83844409 126806007 205799913 251533227 380418021 464955359 754599681 1141254063 1394866077 2263799043 4184598231 5114508949 12553794693 15343526847 46030580541 138091741623
• Sum of all divisors σ(n): 228556031200
• Sum of proper divisors (its aliquot sum) s(n): 90464289577
• 138091741623 is a deficient number, because the sum of its proper divisors (90464289577) is less than itself. Its deficiency is 47627452046

Bases of 138091741623

• Binary: 10000000100110111010001100000110110111₂
• Hexadecimal: 0x2026E8C1B7
• Base-36: 1RFS99RR

Squares and roots of 138091741623

• 138091741623 squared (138091741623²) is 19069329104473390674129
• 138091741623 cubed (138091741623³) is 2633316867618893438450559658571367
• The square root of 138091741623 is 371606.9719784601
• The cube root of 138091741623 is 5168.7941400717

Scales and comparisons

• 138,091,741,623 seconds is equal to 4,390 years, 46 weeks, 2 days, 1 hour, 7 minutes, 3 seconds.
• To count from 1 to 138,091,741,623 would take you about eight thousand, seven hundred eighty-one 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 138091741623 cubic inches would be around 430.7 feet tall.

Recreational maths with 138091741623

• 138091741623 backwards is 326147190831
• The number of decimal digits it has is: 12
• The sum of 138091741623's digits is 45
• More coming soon!