What is the least perfect square, which is divisible by each of 21, 36

1.	What is the least perfect square, which is divisible by each of 21, 36 and 66?
Answer» <html><body><p><strong>Answer:</strong></p><p> LCM of <a href="https://interviewquestions.tuteehub.com/tag/21-293276" style="font-weight:bold;" target="_blank" title="Click to know more about 21">21</a>, 36, <a href="https://interviewquestions.tuteehub.com/tag/66-331311" style="font-weight:bold;" target="_blank" title="Click to know more about 66">66</a> is 3^2, 2^2, 7, <a href="https://interviewquestions.tuteehub.com/tag/11-267621" style="font-weight:bold;" target="_blank" title="Click to know more about 11">11</a>. So the <a href="https://interviewquestions.tuteehub.com/tag/smallest-646176" style="font-weight:bold;" target="_blank" title="Click to know more about SMALLEST">SMALLEST</a> perfect square should be 3^2 x 2^2 x 7^2 x 11^2 = 213444.</p></body></html>

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