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What is the Least Common Multiple of 27161 and 27180?

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 27161 and 27180 is 738235980.

LCM(27161,27180) = 738235980

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Least Common Multiple of 27161 and 27180 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27161 and 27180, than apply into the LCM equation.

GCF(27161,27180) = 1
LCM(27161,27180) = ( 27161 × 27180) / 1
LCM(27161,27180) = 738235980 / 1
LCM(27161,27180) = 738235980

Least Common Multiple (LCM) of 27161 and 27180 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27161 and 27180. First we will calculate the prime factors of 27161 and 27180.

Prime Factorization of 27161

Prime factors of 27161 are 157, 173. Prime factorization of 27161 in exponential form is:

27161 = 1571 × 1731

Prime Factorization of 27180

Prime factors of 27180 are 2, 3, 5, 151. Prime factorization of 27180 in exponential form is:

27180 = 22 × 32 × 51 × 1511

Now multiplying the highest exponent prime factors to calculate the LCM of 27161 and 27180.

LCM(27161,27180) = 1571 × 1731 × 22 × 32 × 51 × 1511
LCM(27161,27180) = 738235980