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What is the Least Common Multiple of 6658 and 6678?

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 6658 and 6678 is 22231062.

LCM(6658,6678) = 22231062

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Least Common Multiple of 6658 and 6678 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6658 and 6678, than apply into the LCM equation.

GCF(6658,6678) = 2
LCM(6658,6678) = ( 6658 × 6678) / 2
LCM(6658,6678) = 44462124 / 2
LCM(6658,6678) = 22231062

Least Common Multiple (LCM) of 6658 and 6678 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6658 and 6678. First we will calculate the prime factors of 6658 and 6678.

Prime Factorization of 6658

Prime factors of 6658 are 2, 3329. Prime factorization of 6658 in exponential form is:

6658 = 21 × 33291

Prime Factorization of 6678

Prime factors of 6678 are 2, 3, 7, 53. Prime factorization of 6678 in exponential form is:

6678 = 21 × 32 × 71 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 6658 and 6678.

LCM(6658,6678) = 21 × 33291 × 32 × 71 × 531
LCM(6658,6678) = 22231062