138752163837

Names of 138752163837

• Cardinal: 138752163837 can be written as One hundred thirty-eight billion, seven hundred fifty-two million, one hundred sixty-three thousand, eight hundred thirty-seven.

Scientific notation

• Scientific notation: 1.38752163837 × 10¹¹

Factors of 138752163837

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1664723

Divisors of 138752163837

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 147 189 243 343 441 567 1029 1323 1701 3087 3969 9261 11907 27783 83349 1664713 4994139 11652991 14982417 34958973 44947251 81570937 104876919 134841753 244712811 314630757 404525259 570996559 734138433 943892271 1712989677 2202415299 2831676813 5138969031 6607245897 15416907093 19821737691 46250721279 138752163837
• Sum of all divisors σ(n): 242382358400
• Sum of proper divisors (its aliquot sum) s(n): 103630194563
• 138752163837 is a deficient number, because the sum of its proper divisors (103630194563) is less than itself. Its deficiency is 35121969274

Bases of 138752163837

• Binary: 10000001001110010001011111111111111101₂
• Hexadecimal: 0x204E45FFFD
• Base-36: 1RQPGET9

Squares and roots of 138752163837

• 138752163837 squared (138752163837²) is 19252162969449690562569
• 138752163837 cubed (138752163837³) is 2671279270553707890666526587617253
• The square root of 138752163837 is 372494.5151770695
• The cube root of 138752163837 is 5177.0209392251

Scales and comparisons

• 138,752,163,837 seconds is equal to 4,411 years, 46 weeks, 1 day, 19 hours, 43 minutes, 57 seconds.
• To count from 1 to 138,752,163,837 would take you about eight thousand, eight hundred twenty-three 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 138752163837 cubic inches would be around 431.4 feet tall.

Recreational maths with 138752163837

• 138752163837 backwards is 738361257831
• The number of decimal digits it has is: 12
• The sum of 138752163837's digits is 54
• More coming soon!