Question

Convert 1111 to the power 10 into a Binary number.
(Computer)​

Answer 1

1111 -> 1 x 2^3 + 1 x 2^2 + 1 x 2^1 + 1 x 2^0 = 15,

or

1111 -> 1 x 8 + 1 x 4 + 1 x 2 + 1 x 1 = 15,

or

1111 -> 15

1111 (base 2) converted to base 10 is therefore: 15