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What is the Least Common Multiple of 75684 and 75694?

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 75684 and 75694 is 2864412348.

LCM(75684,75694) = 2864412348

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Least Common Multiple of 75684 and 75694 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75684 and 75694, than apply into the LCM equation.

GCF(75684,75694) = 2
LCM(75684,75694) = ( 75684 × 75694) / 2
LCM(75684,75694) = 5728824696 / 2
LCM(75684,75694) = 2864412348

Least Common Multiple (LCM) of 75684 and 75694 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75684 and 75694. First we will calculate the prime factors of 75684 and 75694.

Prime Factorization of 75684

Prime factors of 75684 are 2, 3, 7, 17, 53. Prime factorization of 75684 in exponential form is:

75684 = 22 × 31 × 71 × 171 × 531

Prime Factorization of 75694

Prime factors of 75694 are 2, 37847. Prime factorization of 75694 in exponential form is:

75694 = 21 × 378471

Now multiplying the highest exponent prime factors to calculate the LCM of 75684 and 75694.

LCM(75684,75694) = 22 × 31 × 71 × 171 × 531 × 378471
LCM(75684,75694) = 2864412348