1 2 3 whats the number after 4 riddle answer July 8, 2019 16 32 64 128 1 2 3 what's the number after 4 riddle answer key 1-2-3 what's the number after 4 riddle answer key Repeat after me 1 2 3 what's the number after 4 riddle answer 1 2 3 what's the number that comes after 4 riddle answer See if you can solve these 7 riddles with a twist