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What is the Least Common Multiple of 55170 and 55190?

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 55170 and 55190 is 304483230.

LCM(55170,55190) = 304483230

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Least Common Multiple of 55170 and 55190 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55170 and 55190, than apply into the LCM equation.

GCF(55170,55190) = 10
LCM(55170,55190) = ( 55170 × 55190) / 10
LCM(55170,55190) = 3044832300 / 10
LCM(55170,55190) = 304483230

Least Common Multiple (LCM) of 55170 and 55190 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55170 and 55190. First we will calculate the prime factors of 55170 and 55190.

Prime Factorization of 55170

Prime factors of 55170 are 2, 3, 5, 613. Prime factorization of 55170 in exponential form is:

55170 = 21 × 32 × 51 × 6131

Prime Factorization of 55190

Prime factors of 55190 are 2, 5, 5519. Prime factorization of 55190 in exponential form is:

55190 = 21 × 51 × 55191

Now multiplying the highest exponent prime factors to calculate the LCM of 55170 and 55190.

LCM(55170,55190) = 21 × 32 × 51 × 6131 × 55191
LCM(55170,55190) = 304483230