1, 4, 16, and 64 is a pattern. It multiplies by 4 each time. The next number would be 256.
Multiply by 4
4
16 x 4 = 64The product is 64
1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064, 8128
0.0625
16384
256
Multiply each preceding term by 4.
4 goes into 64 exactly 16 times
LCD(4, 16, 64) = 64
4