Question

1.) Find the total number of factors of 256 using fomula.
2) What is the unit place of 825+213.
31 If the number 87647S is divisible by then the​

Answer 1

1) I know first only

Step-by-step explanation:

256 is a composite number.

Prime factorization: 256 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2, which can be written 256 = 2⁸

The exponent in the prime factorization is 8. ...

Factors of 256: 1, 2, 4, 8, 16, 32, 64, 128, 256.

Factor pairs: 256 = 1 x 256, 2 x 128, 4 x 64, 8 x 32, or 16 x 16.

256 is a perfect square.