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Q: Is 450 a prime number

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450 is not prime. 450 = 2 * 3 * 3 * 5 * 5

450

2

450 = 2 × 32 × 52

450 = 2 × 32 × 52

450 is composite. Any natural number that ends in 5 or 0 is divisible by 5 so it can't be prime. For example, 10, 15 and 20

The prime factors of 450 are 2, 3, and 5.The prime factorization of 450 is:2 X 3 X 3 X 5 X 5The prime numbers (factors) of 450 are: 2,3,5

450 = 2 × 32 × 52

45x3=135 45x10=450 3 is a the smallest (prime) number that is a factor of 135 and 450 so the greatest common divisor is 45.

As a product of its prime factors: 2*3*3*5*5 = 450

It is: 2*3*3*5*5 = 450

450 225,2 75,3,2 25,3,3,2 5,5,3,3,2

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