# How many different permutations are there of the letters in the word MISSISSIPPI?

$34 , 650$
frac{11!}{1!4!4!2!} = frac{11*10*9*8*7*6*5}{4*3*2*2}
$= 11 \cdot 10 \cdot 9 \cdot 7 \cdot 5$