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What is the Least Common Multiple of 43188 and 43203?

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 43188 and 43203 is 621950388.

LCM(43188,43203) = 621950388

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Least Common Multiple of 43188 and 43203 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43188 and 43203, than apply into the LCM equation.

GCF(43188,43203) = 3
LCM(43188,43203) = ( 43188 × 43203) / 3
LCM(43188,43203) = 1865851164 / 3
LCM(43188,43203) = 621950388

Least Common Multiple (LCM) of 43188 and 43203 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43188 and 43203. First we will calculate the prime factors of 43188 and 43203.

Prime Factorization of 43188

Prime factors of 43188 are 2, 3, 59, 61. Prime factorization of 43188 in exponential form is:

43188 = 22 × 31 × 591 × 611

Prime Factorization of 43203

Prime factors of 43203 are 3, 14401. Prime factorization of 43203 in exponential form is:

43203 = 31 × 144011

Now multiplying the highest exponent prime factors to calculate the LCM of 43188 and 43203.

LCM(43188,43203) = 22 × 31 × 591 × 611 × 144011
LCM(43188,43203) = 621950388