What is the Least Common Multiple of 1086 and 1095?

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 1086 and 1095 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1086 and 1095, than apply into the LCM equation.

GCF(1086,1095) = 3
LCM(1086,1095) = ( 1086 × 1095) / 3
LCM(1086,1095) = 1189170 / 3
LCM(1086,1095) = 396390

Least Common Multiple (LCM) of 1086 and 1095 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1086 and 1095. First we will calculate the prime factors of 1086 and 1095.

Prime Factorization of 1086

Prime Factorization of 1095

Now multiplying the highest exponent prime factors to calculate the LCM of 1086 and 1095.

LCM(1086,1095) = 2¹ × 3¹ × 181¹ × 5¹ × 73¹
LCM(1086,1095) = 396390