What is the Least Common Multiple of 69108 and 69122?

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 69108 and 69122 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69108 and 69122, than apply into the LCM equation.

GCF(69108,69122) = 2
LCM(69108,69122) = ( 69108 × 69122) / 2
LCM(69108,69122) = 4776883176 / 2
LCM(69108,69122) = 2388441588

Least Common Multiple (LCM) of 69108 and 69122 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69108 and 69122. First we will calculate the prime factors of 69108 and 69122.

Prime Factorization of 69108

Prime Factorization of 69122

Now multiplying the highest exponent prime factors to calculate the LCM of 69108 and 69122.

LCM(69108,69122) = 2² × 3¹ × 13¹ × 443¹ × 17¹ × 19¹ × 107¹
LCM(69108,69122) = 2388441588