138216537365718

Names of 138216537365718

• Cardinal: 138216537365718 can be written as One hundred thirty-eight trillion, two hundred sixteen billion, five hundred thirty-seven million, three hundred sixty-five thousand, seven hundred eighteen.

Scientific notation

• Scientific notation: 1.38216537365718 × 10¹⁴

Factors of 138216537365718

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1287901

Divisors of 138216537365718

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 14 21 42 89 178 267 534 623 1246 1869 3738 29383 58766 88149 176298 205681 411362 617043 1234086 1258417 2516834 2615087 3775251 5230174 7550502 7845261 8808919 15690522 17617838 18305609 26426757 36611218 52853514 54916827 109833654 111999113 223998226 335997339 671994678 783993791 1567987582 2351981373 4703962746 36976066711 73952133422 110928200133 221856400266 258832466977 517664933954 776497400931 1552994801862 3290869937279 6581739874558 9872609811837 19745219623674 23036089560953 46072179121906 69108268682859 138216537365718
• Sum of all divisors σ(n): 319484342983680
• Sum of proper divisors (its aliquot sum) s(n): 181267805617962
• 138216537365718 is an abundant number, because the sum of its proper divisors (181267805617962) is greater than itself. Its abundance is 43051268252244

Bases of 138216537365718

• Binary: 11111011011010100001011100111001001110011010110₂
• Hexadecimal: 0x7DB50B9C9CD6
• Base-36: 1CZRSTPA6U

Squares and roots of 138216537365718

• 138216537365718 squared (138216537365718²) is 19103811201368920090881655524
• 138216537365718 cubed (138216537365718³) is 2640462634741629419333626421151257682926232
• The square root of 138216537365718 is 11756552.9542344171
• The cube root of 138216537365718 is 51703.5071224977

Scales and comparisons

• 138,216,537,365,718 seconds is equal to 4,394,858 years, 18 weeks, 3 days, 17 hours, 35 minutes, 18 seconds.
• To count from 1 to 138,216,537,365,718 would take you about ten million, nine hundred eighty-seven thousand, one hundred forty-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 138216537365718 cubic inches would be around 4308.6 feet tall.

Recreational maths with 138216537365718

• 138216537365718 backwards is 817563735612831
• The number of decimal digits it has is: 15
• The sum of 138216537365718's digits is 66
• More coming soon!