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What is the Least Common Multiple of 4356 and 4368?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 4356 and 4368 is 1585584.

LCM(4356,4368) = 1585584

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Least Common Multiple of 4356 and 4368 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4356 and 4368, than apply into the LCM equation.

GCF(4356,4368) = 12
LCM(4356,4368) = ( 4356 × 4368) / 12
LCM(4356,4368) = 19027008 / 12
LCM(4356,4368) = 1585584

Least Common Multiple (LCM) of 4356 and 4368 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4356 and 4368. First we will calculate the prime factors of 4356 and 4368.

Prime Factorization of 4356

Prime factors of 4356 are 2, 3, 11. Prime factorization of 4356 in exponential form is:

4356 = 22 × 32 × 112

Prime Factorization of 4368

Prime factors of 4368 are 2, 3, 7, 13. Prime factorization of 4368 in exponential form is:

4368 = 24 × 31 × 71 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 4356 and 4368.

LCM(4356,4368) = 24 × 32 × 112 × 71 × 131
LCM(4356,4368) = 1585584