What is the Least Common Multiple of 7511 and 7531?

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 7511 and 7531 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7511 and 7531, than apply into the LCM equation.

GCF(7511,7531) = 1
LCM(7511,7531) = ( 7511 × 7531) / 1
LCM(7511,7531) = 56565341 / 1
LCM(7511,7531) = 56565341

Least Common Multiple (LCM) of 7511 and 7531 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7511 and 7531. First we will calculate the prime factors of 7511 and 7531.

Prime Factorization of 7511

Prime Factorization of 7531

Now multiplying the highest exponent prime factors to calculate the LCM of 7511 and 7531.

LCM(7511,7531) = 7¹ × 29¹ × 37¹ × 17¹ × 443¹
LCM(7511,7531) = 56565341