What is the Least Common Multiple of 73168 and 73188?

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 73168 and 73188 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73168 and 73188, than apply into the LCM equation.

GCF(73168,73188) = 4
LCM(73168,73188) = ( 73168 × 73188) / 4
LCM(73168,73188) = 5355019584 / 4
LCM(73168,73188) = 1338754896

Least Common Multiple (LCM) of 73168 and 73188 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73168 and 73188. First we will calculate the prime factors of 73168 and 73188.

Prime Factorization of 73168

Prime Factorization of 73188

Now multiplying the highest exponent prime factors to calculate the LCM of 73168 and 73188.

LCM(73168,73188) = 2⁴ × 17¹ × 269¹ × 3² × 19¹ × 107¹
LCM(73168,73188) = 1338754896