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What is the Least Common Multiple of 3888 and 3898?

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 3888 and 3898 is 7577712.

LCM(3888,3898) = 7577712

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Least Common Multiple of 3888 and 3898 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3888 and 3898, than apply into the LCM equation.

GCF(3888,3898) = 2
LCM(3888,3898) = ( 3888 × 3898) / 2
LCM(3888,3898) = 15155424 / 2
LCM(3888,3898) = 7577712

Least Common Multiple (LCM) of 3888 and 3898 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3888 and 3898. First we will calculate the prime factors of 3888 and 3898.

Prime Factorization of 3888

Prime factors of 3888 are 2, 3. Prime factorization of 3888 in exponential form is:

3888 = 24 × 35

Prime Factorization of 3898

Prime factors of 3898 are 2, 1949. Prime factorization of 3898 in exponential form is:

3898 = 21 × 19491

Now multiplying the highest exponent prime factors to calculate the LCM of 3888 and 3898.

LCM(3888,3898) = 24 × 35 × 19491
LCM(3888,3898) = 7577712