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What is the Least Common Multiple of 51661 and 51672?

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 51661 and 51672 is 2669427192.

LCM(51661,51672) = 2669427192

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Least Common Multiple of 51661 and 51672 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51661 and 51672, than apply into the LCM equation.

GCF(51661,51672) = 1
LCM(51661,51672) = ( 51661 × 51672) / 1
LCM(51661,51672) = 2669427192 / 1
LCM(51661,51672) = 2669427192

Least Common Multiple (LCM) of 51661 and 51672 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51661 and 51672. First we will calculate the prime factors of 51661 and 51672.

Prime Factorization of 51661

Prime factors of 51661 are 19, 2719. Prime factorization of 51661 in exponential form is:

51661 = 191 × 27191

Prime Factorization of 51672

Prime factors of 51672 are 2, 3, 2153. Prime factorization of 51672 in exponential form is:

51672 = 23 × 31 × 21531

Now multiplying the highest exponent prime factors to calculate the LCM of 51661 and 51672.

LCM(51661,51672) = 191 × 27191 × 23 × 31 × 21531
LCM(51661,51672) = 2669427192