I don’t understand someone please answer

Q). Since each person is requesting 6 quilts, we’ll need `6 * 6 * 6 * 6`

squares. Can you think of a way to express that as an exponent?

One quilt is 6x6=36

so 6 quilts for 6 people would be 36*6= 216

why is there an extra times 6 for the answer 1296?