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What is the Least Common Multiple of 6618 and 6634?

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 6618 and 6634 is 21951906.

LCM(6618,6634) = 21951906

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Least Common Multiple of 6618 and 6634 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6618 and 6634, than apply into the LCM equation.

GCF(6618,6634) = 2
LCM(6618,6634) = ( 6618 × 6634) / 2
LCM(6618,6634) = 43903812 / 2
LCM(6618,6634) = 21951906

Least Common Multiple (LCM) of 6618 and 6634 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6618 and 6634. First we will calculate the prime factors of 6618 and 6634.

Prime Factorization of 6618

Prime factors of 6618 are 2, 3, 1103. Prime factorization of 6618 in exponential form is:

6618 = 21 × 31 × 11031

Prime Factorization of 6634

Prime factors of 6634 are 2, 31, 107. Prime factorization of 6634 in exponential form is:

6634 = 21 × 311 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 6618 and 6634.

LCM(6618,6634) = 21 × 31 × 11031 × 311 × 1071
LCM(6618,6634) = 21951906