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What is the Least Common Multiple of 72199 and 72208?

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 72199 and 72208 is 5213345392.

LCM(72199,72208) = 5213345392

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Least Common Multiple of 72199 and 72208 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72199 and 72208, than apply into the LCM equation.

GCF(72199,72208) = 1
LCM(72199,72208) = ( 72199 × 72208) / 1
LCM(72199,72208) = 5213345392 / 1
LCM(72199,72208) = 5213345392

Least Common Multiple (LCM) of 72199 and 72208 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72199 and 72208. First we will calculate the prime factors of 72199 and 72208.

Prime Factorization of 72199

Prime factors of 72199 are 17, 31, 137. Prime factorization of 72199 in exponential form is:

72199 = 171 × 311 × 1371

Prime Factorization of 72208

Prime factors of 72208 are 2, 4513. Prime factorization of 72208 in exponential form is:

72208 = 24 × 45131

Now multiplying the highest exponent prime factors to calculate the LCM of 72199 and 72208.

LCM(72199,72208) = 171 × 311 × 1371 × 24 × 45131
LCM(72199,72208) = 5213345392