The prime factorization of 1221431 is:
$$ 1221431 = 31\cdot31\cdot31\cdot41 $$Which is the same as :
$$ 1221431 = 31^{3}\cdot41 $$Prime factorization can be nicely visualized by creating a factorization tree.
| 1221431 can be written as 31 × 39401. |
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| 39401 can be written as 31 × 1271. |
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| 1271 can be written as 31 × 41. |
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| The end nodes are the prime factors of the number 1221431. |
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