The least perfect square, which is divisible by each of 21. 36 and 66 1s
The least perfect square, which is divisible by each of 21. 36 and 66 1s
1). 214344
2). 214434
3). 213444
4). 231444
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214434 : - is correct hence option 3
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LCM of 21, 36 and 66
\ LCM = 3 × 2 × 7 × 6 × 11
= 3 × 3 × 2 × 2 × 7 × 11
Required number
32 × 22 × 72 × 112 =213444
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