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What is the Least Common Multiple of 83885 and 83894?

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 83885 and 83894 is 7037448190.

LCM(83885,83894) = 7037448190

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Least Common Multiple of 83885 and 83894 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83885 and 83894, than apply into the LCM equation.

GCF(83885,83894) = 1
LCM(83885,83894) = ( 83885 × 83894) / 1
LCM(83885,83894) = 7037448190 / 1
LCM(83885,83894) = 7037448190

Least Common Multiple (LCM) of 83885 and 83894 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83885 and 83894. First we will calculate the prime factors of 83885 and 83894.

Prime Factorization of 83885

Prime factors of 83885 are 5, 19, 883. Prime factorization of 83885 in exponential form is:

83885 = 51 × 191 × 8831

Prime Factorization of 83894

Prime factors of 83894 are 2, 41947. Prime factorization of 83894 in exponential form is:

83894 = 21 × 419471

Now multiplying the highest exponent prime factors to calculate the LCM of 83885 and 83894.

LCM(83885,83894) = 51 × 191 × 8831 × 21 × 419471
LCM(83885,83894) = 7037448190