What is the Least Common Multiple of 70185 and 70189?

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 70185 and 70189 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70185 and 70189, than apply into the LCM equation.

GCF(70185,70189) = 1
LCM(70185,70189) = ( 70185 × 70189) / 1
LCM(70185,70189) = 4926214965 / 1
LCM(70185,70189) = 4926214965

Least Common Multiple (LCM) of 70185 and 70189 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70185 and 70189. First we will calculate the prime factors of 70185 and 70189.

Prime Factorization of 70185

Prime Factorization of 70189

Now multiplying the highest exponent prime factors to calculate the LCM of 70185 and 70189.

LCM(70185,70189) = 3¹ × 5¹ × 4679¹ × 7¹ × 37¹ × 271¹
LCM(70185,70189) = 4926214965