What is the Least Common Multiple of 69189 and 69195?

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 69189 and 69195 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69189 and 69195, than apply into the LCM equation.

GCF(69189,69195) = 3
LCM(69189,69195) = ( 69189 × 69195) / 3
LCM(69189,69195) = 4787532855 / 3
LCM(69189,69195) = 1595844285

Least Common Multiple (LCM) of 69189 and 69195 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69189 and 69195. First we will calculate the prime factors of 69189 and 69195.

Prime Factorization of 69189

Prime Factorization of 69195

Now multiplying the highest exponent prime factors to calculate the LCM of 69189 and 69195.

LCM(69189,69195) = 3¹ × 23063¹ × 5¹ × 7¹ × 659¹
LCM(69189,69195) = 1595844285