138500437166

Names of 138500437166

• Cardinal: 138500437166 can be written as One hundred thirty-eight billion, five hundred million, four hundred thirty-seven thousand, one hundred sixty-six.

Scientific notation

• Scientific notation: 1.38500437166 × 10¹¹

Factors of 138500437166

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1115

Divisors of 138500437166

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 7 13 14 26 49 91 98 169 182 338 343 637 686 1093 1183 1274 2186 2366 4459 7651 8281 8918 14209 15302 16562 28418 53557 57967 99463 107114 115934 184717 198926 369434 374899 696241 749798 1194649 1293019 1392482 2389298 2586038 4873687 8362543 9051133 9747374 15530437 16725086 18102266 31060874 58537801 63357931 108713059 117075602 126715862 201895681 217426118 403791362 409764607 760991413 819529214 1413269767 1521982826 2826539534 5326939891 9892888369 10653879782 19785776738 69250218583 138500437166
• Sum of all divisors σ(n): 262585162800
• Sum of proper divisors (its aliquot sum) s(n): 124084725634
• 138500437166 is a deficient number, because the sum of its proper divisors (124084725634) is less than itself. Its deficiency is 14415711532

Bases of 138500437166

• Binary: 10000000111111010001001111010010101110₂
• Hexadecimal: 0x203F44F4AE
• Base-36: 1RMJL19Q

Squares and roots of 138500437166

• 138500437166 squared (138500437166²) is 19182371095173114111556
• 138500437166 cubed (138500437166³) is 2656766782561918496900109692490296
• The square root of 138500437166 is 372156.4686606965
• The cube root of 138500437166 is 5173.8882958637

Scales and comparisons

• 138,500,437,166 seconds is equal to 4,403 years, 46 weeks, 7 hours, 39 minutes, 26 seconds.
• To count from 1 to 138,500,437,166 would take you about eight thousand, eight hundred seven 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 138500437166 cubic inches would be around 431.2 feet tall.

Recreational maths with 138500437166

• 138500437166 backwards is 661734005831
• The number of decimal digits it has is: 12
• The sum of 138500437166's digits is 44
• More coming soon!