Question 1071703
Look at the total possible 14 letter words.
{{{N[tot]=26^14}}}
Look at the total possible 14 letter words without letter repetition,
{{{N=26*25*24*23*22*21*20*19*18*17*16*15*14*13}}}
So then,
{{{P=26^14/(26*25*24*23*22*21*20*19*18*17*16*15*14*13)=0.013}}}