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What is the Least Common Multiple of 55672 and 55686?

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 55672 and 55686 is 1550075496.

LCM(55672,55686) = 1550075496

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Least Common Multiple of 55672 and 55686 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55672 and 55686, than apply into the LCM equation.

GCF(55672,55686) = 2
LCM(55672,55686) = ( 55672 × 55686) / 2
LCM(55672,55686) = 3100150992 / 2
LCM(55672,55686) = 1550075496

Least Common Multiple (LCM) of 55672 and 55686 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55672 and 55686. First we will calculate the prime factors of 55672 and 55686.

Prime Factorization of 55672

Prime factors of 55672 are 2, 6959. Prime factorization of 55672 in exponential form is:

55672 = 23 × 69591

Prime Factorization of 55686

Prime factors of 55686 are 2, 3, 9281. Prime factorization of 55686 in exponential form is:

55686 = 21 × 31 × 92811

Now multiplying the highest exponent prime factors to calculate the LCM of 55672 and 55686.

LCM(55672,55686) = 23 × 69591 × 31 × 92811
LCM(55672,55686) = 1550075496