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What is the Least Common Multiple of 67149 and 67155?

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 67149 and 67155 is 1503130365.

LCM(67149,67155) = 1503130365

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Least Common Multiple of 67149 and 67155 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67149 and 67155, than apply into the LCM equation.

GCF(67149,67155) = 3
LCM(67149,67155) = ( 67149 × 67155) / 3
LCM(67149,67155) = 4509391095 / 3
LCM(67149,67155) = 1503130365

Least Common Multiple (LCM) of 67149 and 67155 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67149 and 67155. First we will calculate the prime factors of 67149 and 67155.

Prime Factorization of 67149

Prime factors of 67149 are 3, 829. Prime factorization of 67149 in exponential form is:

67149 = 34 × 8291

Prime Factorization of 67155

Prime factors of 67155 are 3, 5, 11, 37. Prime factorization of 67155 in exponential form is:

67155 = 31 × 51 × 112 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 67149 and 67155.

LCM(67149,67155) = 34 × 8291 × 51 × 112 × 371
LCM(67149,67155) = 1503130365