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0

2: 2

3: 3

4: 2

5: 5

6: 2, 3

7: 7

8: 2

9: 3

10: 2, 5

11: 11

12: 2, 3

13: 13

14: 2, 7

15: 3, 5

16: 2

17: 17

18: 2, 3

19: 19

20: 2, 5

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9y ago

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More answers

Prime factors are for a specific number. The prime factors of 20 are 2, 2, and 5. The prime factor of 19 is 19. The prime factors of 18 are 2, 3, and 3.

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Wiki User

15y ago
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The prime factors of 10 and 20 are 2 and 5.

The prime numbers between 10 and 20 are 11, 13, 17 and 19.

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Wiki User

11y ago
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Just use the definition of "mean". That is:

a) Add them all up

b) Count how many there are

c) Divide the answer of part (a) by the answer of part (b).

60 ÷ 4 = 15

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Wiki User

10y ago
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20=2x2x5

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Wiki User

15y ago
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2 x 5 = 10

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Wiki User

12y ago
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Q: What are the prime factors 0 to 20?
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