Given:
Find LCM of 16, 21, 364, and 156.
Formula Used:
LCM = Product of highest powers of all primes appearing in factorization.
Solution:
Prime factorization:
16 = 2⁴
21 = 3 × 7
364 = 2² × 7 × 13
156 = 2² × 3 × 13
LCM = 2⁴ × 3 × 7 × 13= 16 × 3 × 7 × 13 = 48 × 7 × 13 = 336 × 13 = 4368
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