What is the Least Common Multiple of 61385 and 61395?

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 61385 and 61395 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61385 and 61395, than apply into the LCM equation.

GCF(61385,61395) = 5
LCM(61385,61395) = ( 61385 × 61395) / 5
LCM(61385,61395) = 3768732075 / 5
LCM(61385,61395) = 753746415

Least Common Multiple (LCM) of 61385 and 61395 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61385 and 61395. First we will calculate the prime factors of 61385 and 61395.

Prime Factorization of 61385

Prime Factorization of 61395

Now multiplying the highest exponent prime factors to calculate the LCM of 61385 and 61395.

LCM(61385,61395) = 5¹ × 12277¹ × 3¹ × 4093¹
LCM(61385,61395) = 753746415