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What is the Least Common Multiple of 4675 and 4686?

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 4675 and 4686 is 1991550.

LCM(4675,4686) = 1991550

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Least Common Multiple of 4675 and 4686 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4675 and 4686, than apply into the LCM equation.

GCF(4675,4686) = 11
LCM(4675,4686) = ( 4675 × 4686) / 11
LCM(4675,4686) = 21907050 / 11
LCM(4675,4686) = 1991550

Least Common Multiple (LCM) of 4675 and 4686 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4675 and 4686. First we will calculate the prime factors of 4675 and 4686.

Prime Factorization of 4675

Prime factors of 4675 are 5, 11, 17. Prime factorization of 4675 in exponential form is:

4675 = 52 × 111 × 171

Prime Factorization of 4686

Prime factors of 4686 are 2, 3, 11, 71. Prime factorization of 4686 in exponential form is:

4686 = 21 × 31 × 111 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 4675 and 4686.

LCM(4675,4686) = 52 × 111 × 171 × 21 × 31 × 711
LCM(4675,4686) = 1991550