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What is the Least Common Multiple of 8138 and 8150?

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 8138 and 8150 is 33162350.

LCM(8138,8150) = 33162350

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Least Common Multiple of 8138 and 8150 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8138 and 8150, than apply into the LCM equation.

GCF(8138,8150) = 2
LCM(8138,8150) = ( 8138 × 8150) / 2
LCM(8138,8150) = 66324700 / 2
LCM(8138,8150) = 33162350

Least Common Multiple (LCM) of 8138 and 8150 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8138 and 8150. First we will calculate the prime factors of 8138 and 8150.

Prime Factorization of 8138

Prime factors of 8138 are 2, 13, 313. Prime factorization of 8138 in exponential form is:

8138 = 21 × 131 × 3131

Prime Factorization of 8150

Prime factors of 8150 are 2, 5, 163. Prime factorization of 8150 in exponential form is:

8150 = 21 × 52 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 8138 and 8150.

LCM(8138,8150) = 21 × 131 × 3131 × 52 × 1631
LCM(8138,8150) = 33162350