Determine if Prime or Composite 90

Math
90
Find the prime factorization of 90.
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90 has factors of 2 and 45.
2⋅45
45 has factors of 3 and 15.
2⋅3⋅15
15 has factors of 3 and 5.
2⋅3⋅3⋅5
2⋅3⋅3⋅5
Since 90 has factors other than 90 and 1, 90 is a composite number.
90 is a composite number
Determine if Prime or Composite 90

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