What is the Least Common Multiple of 12515 and 12530?

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 12515 and 12530 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12515 and 12530, than apply into the LCM equation.

GCF(12515,12530) = 5
LCM(12515,12530) = ( 12515 × 12530) / 5
LCM(12515,12530) = 156812950 / 5
LCM(12515,12530) = 31362590

Least Common Multiple (LCM) of 12515 and 12530 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12515 and 12530. First we will calculate the prime factors of 12515 and 12530.

Prime Factorization of 12515

Prime Factorization of 12530

Now multiplying the highest exponent prime factors to calculate the LCM of 12515 and 12530.

LCM(12515,12530) = 5¹ × 2503¹ × 2¹ × 7¹ × 179¹
LCM(12515,12530) = 31362590