What is the Least Common Multiple of 63105 and 63111?

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 63105 and 63111 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63105 and 63111, than apply into the LCM equation.

GCF(63105,63111) = 3
LCM(63105,63111) = ( 63105 × 63111) / 3
LCM(63105,63111) = 3982619655 / 3
LCM(63105,63111) = 1327539885

Least Common Multiple (LCM) of 63105 and 63111 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63105 and 63111. First we will calculate the prime factors of 63105 and 63111.

Prime Factorization of 63105

Prime Factorization of 63111

Now multiplying the highest exponent prime factors to calculate the LCM of 63105 and 63111.

LCM(63105,63111) = 3¹ × 5¹ × 7¹ × 601¹ × 109¹ × 193¹
LCM(63105,63111) = 1327539885