What is the Least Common Multiple of 68075 and 68089?

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 68075 and 68089 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68075 and 68089, than apply into the LCM equation.

GCF(68075,68089) = 7
LCM(68075,68089) = ( 68075 × 68089) / 7
LCM(68075,68089) = 4635158675 / 7
LCM(68075,68089) = 662165525

Least Common Multiple (LCM) of 68075 and 68089 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68075 and 68089. First we will calculate the prime factors of 68075 and 68089.

Prime Factorization of 68075

Prime Factorization of 68089

Now multiplying the highest exponent prime factors to calculate the LCM of 68075 and 68089.

LCM(68075,68089) = 5² × 7¹ × 389¹ × 71¹ × 137¹
LCM(68075,68089) = 662165525