The prime factorization of 1890 is:
$$ 1890 = 2\cdot3\cdot3\cdot3\cdot5\cdot7 $$Which is the same as :
$$ 1890 = 2\cdot3^{3}\cdot5\cdot7 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 1890 can be written as 10 × 189. |
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| 10 can be written as 2 × 5. |
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| 189 can be written as 3 × 63. |
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| 63 can be written as 3 × 21. |
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| 21 can be written as 3 × 7. |
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| The end nodes are the prime factors of the number 1890. |
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