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2 x 2 x 2 x 2 = 16

2 x 2 x 5 = 20

2 x 2 x 2 x 2 x 5 = 80, the LCM

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8y ago
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10y ago

The LCM of these numbers is 80. LCM is Least common multiple.

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Q: What is the prime factorization of 16 and 20 to find the LCM?
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