What is the Least Common Multiple of 12515 and 12521?

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 12521 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 12521, than apply into the LCM equation.

GCF(12515,12521) = 1
LCM(12515,12521) = ( 12515 × 12521) / 1
LCM(12515,12521) = 156700315 / 1
LCM(12515,12521) = 156700315

Least Common Multiple (LCM) of 12515 and 12521 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12515 and 12521. First we will calculate the prime factors of 12515 and 12521.

Prime Factorization of 12515

Prime Factorization of 12521

Now multiplying the highest exponent prime factors to calculate the LCM of 12515 and 12521.

LCM(12515,12521) = 5¹ × 2503¹ × 19¹ × 659¹
LCM(12515,12521) = 156700315