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What is the Least Common Multiple of 86158 and 86178?

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 86158 and 86178 is 3712462062.

LCM(86158,86178) = 3712462062

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Least Common Multiple of 86158 and 86178 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86158 and 86178, than apply into the LCM equation.

GCF(86158,86178) = 2
LCM(86158,86178) = ( 86158 × 86178) / 2
LCM(86158,86178) = 7424924124 / 2
LCM(86158,86178) = 3712462062

Least Common Multiple (LCM) of 86158 and 86178 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86158 and 86178. First we will calculate the prime factors of 86158 and 86178.

Prime Factorization of 86158

Prime factors of 86158 are 2, 23, 1873. Prime factorization of 86158 in exponential form is:

86158 = 21 × 231 × 18731

Prime Factorization of 86178

Prime factors of 86178 are 2, 3, 53, 271. Prime factorization of 86178 in exponential form is:

86178 = 21 × 31 × 531 × 2711

Now multiplying the highest exponent prime factors to calculate the LCM of 86158 and 86178.

LCM(86158,86178) = 21 × 231 × 18731 × 31 × 531 × 2711
LCM(86158,86178) = 3712462062