What is the Least Common Multiple of 36480 and 36489?

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 36480 and 36489 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 36480 and 36489, than apply into the LCM equation.

GCF(36480,36489) = 3
LCM(36480,36489) = ( 36480 × 36489) / 3
LCM(36480,36489) = 1331118720 / 3
LCM(36480,36489) = 443706240

Least Common Multiple (LCM) of 36480 and 36489 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 36480 and 36489. First we will calculate the prime factors of 36480 and 36489.

Prime Factorization of 36480

Prime Factorization of 36489

Now multiplying the highest exponent prime factors to calculate the LCM of 36480 and 36489.

LCM(36480,36489) = 2⁷ × 3¹ × 5¹ × 19¹ × 12163¹
LCM(36480,36489) = 443706240