2 4 16 what is the next number July 8, 2019 16 32 64 128 2 4 8 16 what is the next number What is the next number in sequence 2 4 8 16 In the number series 2 4 8 16 what is the next number What is the next number in the sequence 2 4 8 16 1 1 4 9 16 and 25 sequence What is the number