What is the Least Common Multiple of 17170 and 17188?

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 17170 and 17188 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17170 and 17188, than apply into the LCM equation.

GCF(17170,17188) = 2
LCM(17170,17188) = ( 17170 × 17188) / 2
LCM(17170,17188) = 295117960 / 2
LCM(17170,17188) = 147558980

Least Common Multiple (LCM) of 17170 and 17188 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17170 and 17188. First we will calculate the prime factors of 17170 and 17188.

Prime Factorization of 17170

Prime Factorization of 17188

Now multiplying the highest exponent prime factors to calculate the LCM of 17170 and 17188.

LCM(17170,17188) = 2² × 5¹ × 17¹ × 101¹ × 4297¹
LCM(17170,17188) = 147558980