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What is the Least Common Multiple of 86919 and 86938?

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 86919 and 86938 is 7556564022.

LCM(86919,86938) = 7556564022

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Least Common Multiple of 86919 and 86938 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86919 and 86938, than apply into the LCM equation.

GCF(86919,86938) = 1
LCM(86919,86938) = ( 86919 × 86938) / 1
LCM(86919,86938) = 7556564022 / 1
LCM(86919,86938) = 7556564022

Least Common Multiple (LCM) of 86919 and 86938 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86919 and 86938. First we will calculate the prime factors of 86919 and 86938.

Prime Factorization of 86919

Prime factors of 86919 are 3, 7, 4139. Prime factorization of 86919 in exponential form is:

86919 = 31 × 71 × 41391

Prime Factorization of 86938

Prime factors of 86938 are 2, 17, 2557. Prime factorization of 86938 in exponential form is:

86938 = 21 × 171 × 25571

Now multiplying the highest exponent prime factors to calculate the LCM of 86919 and 86938.

LCM(86919,86938) = 31 × 71 × 41391 × 21 × 171 × 25571
LCM(86919,86938) = 7556564022