138769779784142

Names of 138769779784142

• Cardinal: 138769779784142 can be written as One hundred thirty-eight trillion, seven hundred sixty-nine billion, seven hundred seventy-nine million, seven hundred eighty-four thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.38769779784142 × 10¹⁴

Factors of 138769779784142

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 51722

Divisors of 138769779784142

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 13 19 26 38 73 146 163 247 326 463 494 926 949 1387 1898 2119 2774 3097 4238 6019 6194 8797 11899 12038 17594 18031 23798 33799 36062 40261 50989 67598 75469 80522 101978 114361 150938 154687 226081 228722 309374 439387 452162 642181 662857 878774 968791 981097 1284362 1325714 1433911 1937582 1962194 2867822 2939053 3722197 5509237 5878106 7444394 8311207 8348353 11018474 12594283 16622414 16696706 18640843 23607907 25188566 37281686 47215814 48388561 70721743 71620081 96777122 104675503 108045691 141443486 143240162 157912933 209351006 216091382 306902791 315825866 448550233 606718111 613805582 897100466 919382659 1213436222 1360781539 1723377211 1838765318 2052868129 2721563078 3446754422 3848088841 4105736258 5831153029 7696177682 7887335443 11527644109 11662306058 15774670886 22403903743 23055288218 32744167009 44807807486 50025154933 65488334018 73113687979 100050309866 146227375958 149859373417 280910485393 299718746834 425674171117 561820970786 851348342234 950477943727 1900955887454 3651836310109 5337299222467 7303672620218 10674598444934 69384889892071 138769779784142
• Sum of all divisors σ(n): 241189194086400
• Sum of proper divisors (its aliquot sum) s(n): 102419414302258
• 138769779784142 is a deficient number, because the sum of its proper divisors (102419414302258) is less than itself. Its deficiency is 36350365481884

Bases of 138769779784142

• Binary: 11111100011010111011011011011011111100111001110₂
• Hexadecimal: 0x7E35DB6DF9CE
• Base-36: 1D6TYFYCB2

Squares and roots of 138769779784142

• 138769779784142 squared (138769779784142²) is 19257051781339265704114676164
• 138769779784142 cubed (138769779784142³) is 2672296834988269323705207489690738152591288
• The square root of 138769779784142 is 11780058.5645463579
• The cube root of 138769779784142 is 51772.4002113707

Scales and comparisons

• 138,769,779,784,142 seconds is equal to 4,412,449 years, 39 weeks, 1 day, 11 hours, 9 minutes, 2 seconds.
• To count from 1 to 138,769,779,784,142 would take you about eleven million, thirty-one thousand, one hundred twenty-four 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 138769779784142 cubic inches would be around 4314.4 feet tall.

Recreational maths with 138769779784142

• 138769779784142 backwards is 241487977967831
• The number of decimal digits it has is: 15
• The sum of 138769779784142's digits is 83
• More coming soon!