What is the Least Common Multiple of 13539 and 13545?

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 13539 and 13545 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13539 and 13545, than apply into the LCM equation.

GCF(13539,13545) = 3
LCM(13539,13545) = ( 13539 × 13545) / 3
LCM(13539,13545) = 183385755 / 3
LCM(13539,13545) = 61128585

Least Common Multiple (LCM) of 13539 and 13545 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13539 and 13545. First we will calculate the prime factors of 13539 and 13545.

Prime Factorization of 13539

Prime Factorization of 13545

Now multiplying the highest exponent prime factors to calculate the LCM of 13539 and 13545.

LCM(13539,13545) = 3² × 4513¹ × 5¹ × 7¹ × 43¹
LCM(13539,13545) = 61128585