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Q: Is 256 a prime number

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2^8 = 256

28 = 256

No. The prime factorization of 256 is 2*2*2*2*2*2*2*2 or 2^8. 4 is not prime.

1 x (2)8

28 = 256

Related questions

Prime factors of 256=2x2x2x2x2x2x2x2 (or 28)

256 = 28

256 is composite because it ends in an even number so the number 2 goes in it.

28 = 56

Count the number of twos in its prime factorization.

A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite. 256 is composite.

2 is the only prime factor of 256.

2^8 = 256

256 = 28

256 = 28.

28 = 256

28 = 256

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