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Question
Find the square root by prime factorisation method
256
Solution
256 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2
`sqrt(256)` = 2 × 2 × 2 × 2 = 16
| 2 | 256 |
| 2 | 128 |
| 2 | 64 |
| 2 | 32 |
| 2 | 16 |
| 2 | 8 |
| 2 | 4 |
| 2 |
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