What is the Least Common Multiple of 2198 and 2213?

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 of 2198 and 2213 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2198 and 2213, than apply into the LCM equation.

GCF(2198,2213) = 1
LCM(2198,2213) = ( 2198 × 2213) / 1
LCM(2198,2213) = 4864174 / 1
LCM(2198,2213) = 4864174

Least Common Multiple (LCM) of 2198 and 2213 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2198 and 2213. First we will calculate the prime factors of 2198 and 2213.

Prime Factorization of 2198

Prime Factorization of 2213

Now multiplying the highest exponent prime factors to calculate the LCM of 2198 and 2213.

LCM(2198,2213) = 2¹ × 7¹ × 157¹ × 2213¹
LCM(2198,2213) = 4864174