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What is the Least Common Multiple of 66171 and 66183?

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 66171 and 66183 is 1459798431.

LCM(66171,66183) = 1459798431

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Least Common Multiple of 66171 and 66183 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66171 and 66183, than apply into the LCM equation.

GCF(66171,66183) = 3
LCM(66171,66183) = ( 66171 × 66183) / 3
LCM(66171,66183) = 4379395293 / 3
LCM(66171,66183) = 1459798431

Least Common Multiple (LCM) of 66171 and 66183 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66171 and 66183. First we will calculate the prime factors of 66171 and 66183.

Prime Factorization of 66171

Prime factors of 66171 are 3, 7, 23, 137. Prime factorization of 66171 in exponential form is:

66171 = 31 × 71 × 231 × 1371

Prime Factorization of 66183

Prime factors of 66183 are 3, 13, 1697. Prime factorization of 66183 in exponential form is:

66183 = 31 × 131 × 16971

Now multiplying the highest exponent prime factors to calculate the LCM of 66171 and 66183.

LCM(66171,66183) = 31 × 71 × 231 × 1371 × 131 × 16971
LCM(66171,66183) = 1459798431