What is the Least Common Multiple of 60390 and 60406?

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 60390 and 60406 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 60390 and 60406, than apply into the LCM equation.

GCF(60390,60406) = 2
LCM(60390,60406) = ( 60390 × 60406) / 2
LCM(60390,60406) = 3647918340 / 2
LCM(60390,60406) = 1823959170

Least Common Multiple (LCM) of 60390 and 60406 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 60390 and 60406. First we will calculate the prime factors of 60390 and 60406.

Prime Factorization of 60390

Prime Factorization of 60406

Now multiplying the highest exponent prime factors to calculate the LCM of 60390 and 60406.

LCM(60390,60406) = 2¹ × 3² × 5¹ × 11¹ × 61¹ × 30203¹
LCM(60390,60406) = 1823959170