What is the Least Common Multiple of 15191 and 15197?

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 15191 and 15197 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15191 and 15197, than apply into the LCM equation.

GCF(15191,15197) = 1
LCM(15191,15197) = ( 15191 × 15197) / 1
LCM(15191,15197) = 230857627 / 1
LCM(15191,15197) = 230857627

Least Common Multiple (LCM) of 15191 and 15197 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15191 and 15197. First we will calculate the prime factors of 15191 and 15197.

Prime Factorization of 15191

Prime Factorization of 15197

Now multiplying the highest exponent prime factors to calculate the LCM of 15191 and 15197.

LCM(15191,15197) = 11¹ × 1381¹ × 7¹ × 13¹ × 167¹
LCM(15191,15197) = 230857627