What no comes next in series 1 5 25 125?

Answer 1

625 (u times all the numbers by 5) =========================== Another way to look at the series of numbers:

1 = 5^0 5 = 5^1 25 = 5^2 125=5^3 The next number, as the first author points out, should be 5^4 = 625. ==========================