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What is the Least Common Multiple of 67388 and 67401?

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 67388 and 67401 is 4542018588.

LCM(67388,67401) = 4542018588

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Least Common Multiple of 67388 and 67401 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67388 and 67401, than apply into the LCM equation.

GCF(67388,67401) = 1
LCM(67388,67401) = ( 67388 × 67401) / 1
LCM(67388,67401) = 4542018588 / 1
LCM(67388,67401) = 4542018588

Least Common Multiple (LCM) of 67388 and 67401 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67388 and 67401. First we will calculate the prime factors of 67388 and 67401.

Prime Factorization of 67388

Prime factors of 67388 are 2, 17, 991. Prime factorization of 67388 in exponential form is:

67388 = 22 × 171 × 9911

Prime Factorization of 67401

Prime factors of 67401 are 3, 7489. Prime factorization of 67401 in exponential form is:

67401 = 32 × 74891

Now multiplying the highest exponent prime factors to calculate the LCM of 67388 and 67401.

LCM(67388,67401) = 22 × 171 × 9911 × 32 × 74891
LCM(67388,67401) = 4542018588