138346365477681

Names of 138346365477681

• Cardinal: 138346365477681 can be written as One hundred thirty-eight trillion, three hundred forty-six billion, three hundred sixty-five million, four hundred seventy-seven thousand, six hundred eighty-one.

Scientific notation

• Scientific notation: 1.38346365477681 × 10¹⁴

Factors of 138346365477681

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 952803

Divisors of 138346365477681

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 31 93 179 279 537 1611 2917 5549 8751 16647 26253 49941 90427 271281 522143 813843 949673 1566429 2849019 4699287 8547057 16186433 29439863 48559299 88319589 145677897 169991467 264958767 509974401 1529923203 2770196141 5269735477 8310588423 15809206431 24931765269 47427619293 85876080371 257628241113 495865109239 772884723339 1487595327717 4462785983151 15371818386409 46115455159227 138346365477681
• Sum of all divisors σ(n): 207503617052160
• Sum of proper divisors (its aliquot sum) s(n): 69157251574479
• 138346365477681 is a deficient number, because the sum of its proper divisors (69157251574479) is less than itself. Its deficiency is 69189113903202

Bases of 138346365477681

• Binary: 11111011101001101000101111110000110001100110001₂
• Hexadecimal: 0x7DD345F86331
• Base-36: 1D1FFY0AI9

Squares and roots of 138346365477681

• 138346365477681 squared (138346365477681²) is 19139716840884085187309137761
• 138346365477681 cubed (138346365477681³) is 2647910261208275652284914036877604999812241
• The square root of 138346365477681 is 11762073.1794051085
• The cube root of 138346365477681 is 51719.6905889359

Scales and comparisons

• 138,346,365,477,681 seconds is equal to 4,398,986 years, 25 weeks, 2 days, 22 hours, 1 minute, 21 seconds.
• To count from 1 to 138,346,365,477,681 would take you about ten million, nine hundred ninety-seven thousand, four hundred sixty-six 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 138346365477681 cubic inches would be around 4310 feet tall.

Recreational maths with 138346365477681

• 138346365477681 backwards is 186774563643831
• The number of decimal digits it has is: 15
• The sum of 138346365477681's digits is 72
• More coming soon!