What is the Least Common Multiple of 15197 and 15209?

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 15197 and 15209 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15197 and 15209, than apply into the LCM equation.

GCF(15197,15209) = 1
LCM(15197,15209) = ( 15197 × 15209) / 1
LCM(15197,15209) = 231131173 / 1
LCM(15197,15209) = 231131173

Least Common Multiple (LCM) of 15197 and 15209 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15197 and 15209. First we will calculate the prime factors of 15197 and 15209.

Prime Factorization of 15197

Prime Factorization of 15209

Now multiplying the highest exponent prime factors to calculate the LCM of 15197 and 15209.

LCM(15197,15209) = 7¹ × 13¹ × 167¹ × 67¹ × 227¹
LCM(15197,15209) = 231131173