Question 45

The LCM of the prime numbers between 1 to 12 is .........

Solution

Prime numbers between 1 to 12 are 2, 3, 5, 7, 11 and since prime numbers are numbers which are only divisible by itself or 1, so LCM of all of them will be,

$$LCM = 2 \times 3\times 5\times 7\times 11$$

$$=2310$$

Option C is correct.

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RRB Group-D 25th oct 2018-shift -1

The LCM of the prime numbers between 1 to 12 is .........

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