138300385405

Names of 138300385405

• Cardinal: 138300385405 can be written as One hundred thirty-eight billion, three hundred million, three hundred eighty-five thousand, four hundred five.

Scientific notation

• Scientific notation: 1.38300385405 × 10¹¹

Factors of 138300385405

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 60980

Divisors of 138300385405

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 7 13 23 31 35 49 65 91 115 155 161 217 245 299 403 455 637 713 805 1085 1127 1495 1519 2015 2093 2821 3185 3565 4991 5635 7595 9269 10465 14105 14651 19747 24955 34937 46345 60901 64883 73255 98735 174685 304505 324415 426307 454181 791713 1400723 1887931 2131535 2270905 2984149 3958565 5541991 7003615 9439655 9805061 13215517 14920745 18209399 24543103 27709955 38793937 43422413 49025305 66077585 68635427 91046995 92508619 122715515 127465793 171801721 193969685 217112065 303956891 343177135 462543095 564491369 637328965 859008605 892260551 1202612047 1519784455 2127698237 2822456845 3951439583 4461302755 6013060235 10638491185 19757197915 27660077081 138300385405
• Sum of all divisors σ(n): 223947859968
• Sum of proper divisors (its aliquot sum) s(n): 85647474563
• 138300385405 is a deficient number, because the sum of its proper divisors (85647474563) is less than itself. Its deficiency is 52652910842

Bases of 138300385405

• Binary: 10000000110011010110000110100001111101₂
• Hexadecimal: 0x203358687D
• Base-36: 1RJ8H8CD

Squares and roots of 138300385405

• 138300385405 squared (138300385405²) is 19126996603171537014025
• 138300385405 cubed (138300385405³) is 2645271001858749414365880390305125
• The square root of 138300385405 is 371887.5978101447
• The cube root of 138300385405 is 5171.3960192315

Scales and comparisons

• 138,300,385,405 seconds is equal to 4,397 years, 27 weeks, 1 day, 21 hours, 43 minutes, 25 seconds.
• To count from 1 to 138,300,385,405 would take you about eight thousand, seven hundred ninety-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 138300385405 cubic inches would be around 430.9 feet tall.

Recreational maths with 138300385405

• 138300385405 backwards is 504583003831
• The number of decimal digits it has is: 12
• The sum of 138300385405's digits is 40
• More coming soon!