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What is the Least Common Multiple of 3669 and 3687?

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 3669 and 3687 is 4509201.

LCM(3669,3687) = 4509201

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Least Common Multiple of 3669 and 3687 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3669 and 3687, than apply into the LCM equation.

GCF(3669,3687) = 3
LCM(3669,3687) = ( 3669 × 3687) / 3
LCM(3669,3687) = 13527603 / 3
LCM(3669,3687) = 4509201

Least Common Multiple (LCM) of 3669 and 3687 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3669 and 3687. First we will calculate the prime factors of 3669 and 3687.

Prime Factorization of 3669

Prime factors of 3669 are 3, 1223. Prime factorization of 3669 in exponential form is:

3669 = 31 × 12231

Prime Factorization of 3687

Prime factors of 3687 are 3, 1229. Prime factorization of 3687 in exponential form is:

3687 = 31 × 12291

Now multiplying the highest exponent prime factors to calculate the LCM of 3669 and 3687.

LCM(3669,3687) = 31 × 12231 × 12291
LCM(3669,3687) = 4509201