What is the Least Common Multiple of 11223 and 11243?

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 11223 and 11243 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11223 and 11243, than apply into the LCM equation.

GCF(11223,11243) = 1
LCM(11223,11243) = ( 11223 × 11243) / 1
LCM(11223,11243) = 126180189 / 1
LCM(11223,11243) = 126180189

Least Common Multiple (LCM) of 11223 and 11243 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11223 and 11243. First we will calculate the prime factors of 11223 and 11243.

Prime Factorization of 11223

Prime Factorization of 11243

Now multiplying the highest exponent prime factors to calculate the LCM of 11223 and 11243.

LCM(11223,11243) = 3² × 29¹ × 43¹ × 11243¹
LCM(11223,11243) = 126180189