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What is the Least Common Multiple of 7152 and 7158?

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 7152 and 7158 is 8532336.

LCM(7152,7158) = 8532336

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Least Common Multiple of 7152 and 7158 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7152 and 7158, than apply into the LCM equation.

GCF(7152,7158) = 6
LCM(7152,7158) = ( 7152 × 7158) / 6
LCM(7152,7158) = 51194016 / 6
LCM(7152,7158) = 8532336

Least Common Multiple (LCM) of 7152 and 7158 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7152 and 7158. First we will calculate the prime factors of 7152 and 7158.

Prime Factorization of 7152

Prime factors of 7152 are 2, 3, 149. Prime factorization of 7152 in exponential form is:

7152 = 24 × 31 × 1491

Prime Factorization of 7158

Prime factors of 7158 are 2, 3, 1193. Prime factorization of 7158 in exponential form is:

7158 = 21 × 31 × 11931

Now multiplying the highest exponent prime factors to calculate the LCM of 7152 and 7158.

LCM(7152,7158) = 24 × 31 × 1491 × 11931
LCM(7152,7158) = 8532336