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What is the Least Common Multiple of 66370 and 66386?

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 66370 and 66386 is 2203019410.

LCM(66370,66386) = 2203019410

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Least Common Multiple of 66370 and 66386 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66370 and 66386, than apply into the LCM equation.

GCF(66370,66386) = 2
LCM(66370,66386) = ( 66370 × 66386) / 2
LCM(66370,66386) = 4406038820 / 2
LCM(66370,66386) = 2203019410

Least Common Multiple (LCM) of 66370 and 66386 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66370 and 66386. First we will calculate the prime factors of 66370 and 66386.

Prime Factorization of 66370

Prime factors of 66370 are 2, 5, 6637. Prime factorization of 66370 in exponential form is:

66370 = 21 × 51 × 66371

Prime Factorization of 66386

Prime factors of 66386 are 2, 19, 1747. Prime factorization of 66386 in exponential form is:

66386 = 21 × 191 × 17471

Now multiplying the highest exponent prime factors to calculate the LCM of 66370 and 66386.

LCM(66370,66386) = 21 × 51 × 66371 × 191 × 17471
LCM(66370,66386) = 2203019410