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What is the Least Common Multiple of 652 and 669?

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 652 and 669 is 436188.

LCM(652,669) = 436188

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Least Common Multiple of 652 and 669 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 652 and 669, than apply into the LCM equation.

GCF(652,669) = 1
LCM(652,669) = ( 652 × 669) / 1
LCM(652,669) = 436188 / 1
LCM(652,669) = 436188

Least Common Multiple (LCM) of 652 and 669 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 652 and 669. First we will calculate the prime factors of 652 and 669.

Prime Factorization of 652

Prime factors of 652 are 2, 163. Prime factorization of 652 in exponential form is:

652 = 22 × 1631

Prime Factorization of 669

Prime factors of 669 are 3, 223. Prime factorization of 669 in exponential form is:

669 = 31 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 652 and 669.

LCM(652,669) = 22 × 1631 × 31 × 2231
LCM(652,669) = 436188