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Question
The least positive integer divisible by 20 and 24 is?
The least positive integer divisible by 20 and 24 is?
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Solution
Given numbers are 20 and 24.
Prime factorization of 20 = 2 × 2 × 5
Prime factorization of 24 = 2 × 2 × 2 × 3
∴ LCM of 20 and 24 = 2 × 2 × 2 × 3 × 5 = 120
Hence, 120 is the least positive integer which is divisible by both 20 and 24.
Given numbers are 20 and 24.
Prime factorization of 20 = 2 × 2 × 5
Prime factorization of 24 = 2 × 2 × 2 × 3
∴ LCM of 20 and 24 = 2 × 2 × 2 × 3 × 5 = 120
Hence, 120 is the least positive integer which is divisible by both 20 and 24.
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