540 = 2 x 2 x 3 x 3 x 3 x 5
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Well, honey, 540 can be broken down into 2 x 2 x 3 x 3 x 3 x 5. So, the prime factors of 540 are 2, 3, and 5, each repeated as many times as necessary to make 540. Hope that clears things up for you!
As a product of its prime factors: 3*7 = 21
As a product of its prime factors: 3*7*7 = 147
Numbers that have 2 factors are prime numbers; Numbers that have 4 factors are either: * the cube of a prime; or * the product of two different primes; Numbers that have 8 factors are either: * a prime to the power 7; * the product of a prime cubed and different prime; * the product of three different primes.
201
As a product of its prime factors: 3*3*7*7 = 441 Its square root is 21 or as 3*7 as the product of its prime factors