What is the Least Common Multiple of 51218 and 51222?

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 51218 and 51222 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51218 and 51222, than apply into the LCM equation.

GCF(51218,51222) = 2
LCM(51218,51222) = ( 51218 × 51222) / 2
LCM(51218,51222) = 2623488396 / 2
LCM(51218,51222) = 1311744198

Least Common Multiple (LCM) of 51218 and 51222 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51218 and 51222. First we will calculate the prime factors of 51218 and 51222.

Prime Factorization of 51218

Prime Factorization of 51222

Now multiplying the highest exponent prime factors to calculate the LCM of 51218 and 51222.

LCM(51218,51222) = 2¹ × 25609¹ × 3¹ × 8537¹
LCM(51218,51222) = 1311744198