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28 Divide by two.
14,2 Divide by two.
7,2 2 Stop.

28 = 2 x 2 x 7

In exponent form, this is 22 x 7

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11y ago

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More answers

Divide by two until you hit seven.

2 x 2 x 7 = 28

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Wiki User

13y ago
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By dividing it by prime numbers which are: 2, 2 and 7

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Wiki User

13y ago
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Q: How do you find the prime factor of 28?
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