main = do
    [m,n] <- fmap (map read.words) getLine
    print $ calcMod m n 

calcMod m n = (recPow m n) `mod` 1000000007

recPow :: Integer -> Integer -> Integer
recPow m n
  | n == 0 = 1
  | even n = recPow (m^2) (n `div` 2)
  | otherwise = m * recPow (m^2) (n `div` 2)