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Make a factor tree to find the prime factors of a number. To check your work, multiply the prime factors.

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2x5x7

Write the prime factorization of 70 (no spaces between factors and 'x.')

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2x17

Write the prime factorization of 34 (no spaces between factors and 'x.')

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2x2x2x2x2

Write the prime factorization of 32 (no spaces between factors and 'x.')

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2x3x5x5

Write the prime factorization of 150 (no spaces between factors and 'x.')

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2x2x2x2x3

Write the prime factorization of 48 (no spaces between factors and 'x.')

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2x5x29

Write the prime factorization of 290 (no spaces between factors and 'x.')

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2x3

Write the prime factorization of 6 (no spaces between factors and 'x.')

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3x3

Write the prime factorization of 9 (no spaces between factors and 'x.')

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2x5x5x5

Write the prime factorization of 250 (no spaces between factors and 'x.')

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2x2x3x3

Write the prime factorization of 36 (no spaces between factors and 'x.')

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2x2x5x5

Write the prime factorization of 100 (no spaces between factors and 'x.')

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3x19

Write the prime factorization of 57 (no spaces between factors and 'x.')

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3x3x7

Write the prime factorization of 63 (no spaces between factors and 'x.')

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3x29

Write the prime factorization of 87 (no spaces between factors and 'x.')

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3x13

Write the prime factorization of 39 (no spaces between factors and 'x.')

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3x31

Write the prime factorization of 93 (no spaces between factors and 'x.')

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2x5x23

Write the prime factorization of 230 (no spaces between factors and 'x.')

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5x13

Write the prime factorization of 65 (no spaces between factors and 'x.')

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2x3x5

Write the prime factorization of 30 (no spaces between factors and 'x.')

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2

Which prime factor of 16 is missing? 2x2x2x__

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3

Which prime factor of 24 is missing? 2x2x2x__

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5

Which prime factor of 20 is missing? 2x2x__

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5

Which prime factor of 125 is missing? 5x5x__

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41

Which prime factor of 410 is missing? 2x5x__

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60

2x2x3x5 is the prime factorization of __?

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42

2x3x7 is the prime factorization of __?

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105

3x5x7 is the prime factorization of __?

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56

2x2x2x7 is the prime factorization of __?

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40

2x2x2x5 is the prime factorization of __?

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45

3x3x5 is the prime factorization of __?

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99

3x3x11 is the prime factorization of __?

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590

2x5x59 is the prime factorization of __?