The prime factorization of 1254 is:
$$ 1254 = 2\cdot3\cdot11\cdot19 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 1254 can be written as 2 × 627. |
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| 627 can be written as 3 × 209. |
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| 209 can be written as 11 × 19. |
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| The end nodes are the prime factors of the number 1254. |
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