What is the Least Common Multiple of 16287 and 16305?

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 16287 and 16305 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16287 and 16305, than apply into the LCM equation.

GCF(16287,16305) = 3
LCM(16287,16305) = ( 16287 × 16305) / 3
LCM(16287,16305) = 265559535 / 3
LCM(16287,16305) = 88519845

Least Common Multiple (LCM) of 16287 and 16305 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16287 and 16305. First we will calculate the prime factors of 16287 and 16305.

Prime Factorization of 16287

Prime Factorization of 16305

Now multiplying the highest exponent prime factors to calculate the LCM of 16287 and 16305.

LCM(16287,16305) = 3¹ × 61¹ × 89¹ × 5¹ × 1087¹
LCM(16287,16305) = 88519845