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What is the Least Common Multiple of 3122 and 3142?

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 3122 and 3142 is 4904662.

LCM(3122,3142) = 4904662

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Least Common Multiple of 3122 and 3142 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3122 and 3142, than apply into the LCM equation.

GCF(3122,3142) = 2
LCM(3122,3142) = ( 3122 × 3142) / 2
LCM(3122,3142) = 9809324 / 2
LCM(3122,3142) = 4904662

Least Common Multiple (LCM) of 3122 and 3142 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3122 and 3142. First we will calculate the prime factors of 3122 and 3142.

Prime Factorization of 3122

Prime factors of 3122 are 2, 7, 223. Prime factorization of 3122 in exponential form is:

3122 = 21 × 71 × 2231

Prime Factorization of 3142

Prime factors of 3142 are 2, 1571. Prime factorization of 3142 in exponential form is:

3142 = 21 × 15711

Now multiplying the highest exponent prime factors to calculate the LCM of 3122 and 3142.

LCM(3122,3142) = 21 × 71 × 2231 × 15711
LCM(3122,3142) = 4904662