What is the Least Common Multiple of 70197 and 70215?

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 70197 and 70215 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70197 and 70215, than apply into the LCM equation.

GCF(70197,70215) = 3
LCM(70197,70215) = ( 70197 × 70215) / 3
LCM(70197,70215) = 4928882355 / 3
LCM(70197,70215) = 1642960785

Least Common Multiple (LCM) of 70197 and 70215 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70197 and 70215. First we will calculate the prime factors of 70197 and 70215.

Prime Factorization of 70197

Prime Factorization of 70215

Now multiplying the highest exponent prime factors to calculate the LCM of 70197 and 70215.

LCM(70197,70215) = 3¹ × 23399¹ × 5¹ × 31¹ × 151¹
LCM(70197,70215) = 1642960785