What is the Least Common Multiple of 4243 and 4249?

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 4243 and 4249 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4243 and 4249, than apply into the LCM equation.

GCF(4243,4249) = 1
LCM(4243,4249) = ( 4243 × 4249) / 1
LCM(4243,4249) = 18028507 / 1
LCM(4243,4249) = 18028507

Least Common Multiple (LCM) of 4243 and 4249 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4243 and 4249. First we will calculate the prime factors of 4243 and 4249.

Prime Factorization of 4243

Prime Factorization of 4249

Now multiplying the highest exponent prime factors to calculate the LCM of 4243 and 4249.

LCM(4243,4249) = 4243¹ × 7¹ × 607¹
LCM(4243,4249) = 18028507