What is the Least Common Multiple of 7505 and 7515?

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 7505 and 7515 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7505 and 7515, than apply into the LCM equation.

GCF(7505,7515) = 5
LCM(7505,7515) = ( 7505 × 7515) / 5
LCM(7505,7515) = 56400075 / 5
LCM(7505,7515) = 11280015

Least Common Multiple (LCM) of 7505 and 7515 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7505 and 7515. First we will calculate the prime factors of 7505 and 7515.

Prime Factorization of 7505

Prime Factorization of 7515

Now multiplying the highest exponent prime factors to calculate the LCM of 7505 and 7515.

LCM(7505,7515) = 5¹ × 19¹ × 79¹ × 3² × 167¹
LCM(7505,7515) = 11280015