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What is the Least Common Multiple of 7500 and 7511?

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 7500 and 7511 is 56332500.

LCM(7500,7511) = 56332500

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Least Common Multiple of 7500 and 7511 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7500 and 7511, than apply into the LCM equation.

GCF(7500,7511) = 1
LCM(7500,7511) = ( 7500 × 7511) / 1
LCM(7500,7511) = 56332500 / 1
LCM(7500,7511) = 56332500

Least Common Multiple (LCM) of 7500 and 7511 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7500 and 7511. First we will calculate the prime factors of 7500 and 7511.

Prime Factorization of 7500

Prime factors of 7500 are 2, 3, 5. Prime factorization of 7500 in exponential form is:

7500 = 22 × 31 × 54

Prime Factorization of 7511

Prime factors of 7511 are 7, 29, 37. Prime factorization of 7511 in exponential form is:

7511 = 71 × 291 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 7500 and 7511.

LCM(7500,7511) = 22 × 31 × 54 × 71 × 291 × 371
LCM(7500,7511) = 56332500