What is the Least Common Multiple of 27105 and 27115?

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 27105 and 27115 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27105 and 27115, than apply into the LCM equation.

GCF(27105,27115) = 5
LCM(27105,27115) = ( 27105 × 27115) / 5
LCM(27105,27115) = 734952075 / 5
LCM(27105,27115) = 146990415

Least Common Multiple (LCM) of 27105 and 27115 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27105 and 27115. First we will calculate the prime factors of 27105 and 27115.

Prime Factorization of 27105

Prime Factorization of 27115

Now multiplying the highest exponent prime factors to calculate the LCM of 27105 and 27115.

LCM(27105,27115) = 3¹ × 5¹ × 13¹ × 139¹ × 11¹ × 17¹ × 29¹
LCM(27105,27115) = 146990415