What is the Least Common Multiple of 11386 and 11390?

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 11386 and 11390 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11386 and 11390, than apply into the LCM equation.

GCF(11386,11390) = 2
LCM(11386,11390) = ( 11386 × 11390) / 2
LCM(11386,11390) = 129686540 / 2
LCM(11386,11390) = 64843270

Least Common Multiple (LCM) of 11386 and 11390 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11386 and 11390. First we will calculate the prime factors of 11386 and 11390.

Prime Factorization of 11386

Prime Factorization of 11390

Now multiplying the highest exponent prime factors to calculate the LCM of 11386 and 11390.

LCM(11386,11390) = 2¹ × 5693¹ × 5¹ × 17¹ × 67¹
LCM(11386,11390) = 64843270