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What is the Least Common Multiple of 7515 and 7525?

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 (LCM) of 7515 and 7525 is 11310075.

LCM(7515,7525) = 11310075

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Least Common Multiple of 7515 and 7525 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7515 and 7525, than apply into the LCM equation.

GCF(7515,7525) = 5
LCM(7515,7525) = ( 7515 × 7525) / 5
LCM(7515,7525) = 56550375 / 5
LCM(7515,7525) = 11310075

Least Common Multiple (LCM) of 7515 and 7525 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7515 and 7525. First we will calculate the prime factors of 7515 and 7525.

Prime Factorization of 7515

Prime factors of 7515 are 3, 5, 167. Prime factorization of 7515 in exponential form is:

7515 = 32 × 51 × 1671

Prime Factorization of 7525

Prime factors of 7525 are 5, 7, 43. Prime factorization of 7525 in exponential form is:

7525 = 52 × 71 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 7515 and 7525.

LCM(7515,7525) = 32 × 52 × 1671 × 71 × 431
LCM(7515,7525) = 11310075