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What is the LCM of 21 and 40 how to solve it?

Updated: 9/21/2023

Wiki User

∙ 13y ago

Best Answer

Prime factors of 21 are: 3 and 7

Prime factors of 40 are: 23 and 5

LCM = 23*3*5*7 = 840

Wiki User

∙ 13y ago

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What is the lcm of 21 and 40 using continues division?

840

What is the LCM of 21 and 21?

The LCM is 21.

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The LCM is 40.

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The Least Common Multiple (LCM) for 3 21 is 21.

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