The LCM of the given prime numbers is 403
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lcm(8 12 13) = 312 Using prime factorisation: 8 = 2³ 12 = 2² x 3 13 = 13 lcm = 2³ x 3 x 13 = 312
LCM is 273, which is the multiple of the highest power of prime factors in the given numbers (3 x 7 x 13).
The LCM is: 39
5 x 13 = 65 2 x 3 x 13 = 78 2 x 3 x 5 x 13 = 390, the LCM
Since 52 is a multiple of 13, it is automatically the LCM.