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What is the Least Common Multiple of 3138 and 3152?

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 3138 and 3152 is 4945488.

LCM(3138,3152) = 4945488

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Least Common Multiple of 3138 and 3152 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3138 and 3152, than apply into the LCM equation.

GCF(3138,3152) = 2
LCM(3138,3152) = ( 3138 × 3152) / 2
LCM(3138,3152) = 9890976 / 2
LCM(3138,3152) = 4945488

Least Common Multiple (LCM) of 3138 and 3152 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3138 and 3152. First we will calculate the prime factors of 3138 and 3152.

Prime Factorization of 3138

Prime factors of 3138 are 2, 3, 523. Prime factorization of 3138 in exponential form is:

3138 = 21 × 31 × 5231

Prime Factorization of 3152

Prime factors of 3152 are 2, 197. Prime factorization of 3152 in exponential form is:

3152 = 24 × 1971

Now multiplying the highest exponent prime factors to calculate the LCM of 3138 and 3152.

LCM(3138,3152) = 24 × 31 × 5231 × 1971
LCM(3138,3152) = 4945488