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What is the Least Common Multiple of 7248 and 7257?

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 7248 and 7257 is 17532912.

LCM(7248,7257) = 17532912

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Least Common Multiple of 7248 and 7257 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7248 and 7257, than apply into the LCM equation.

GCF(7248,7257) = 3
LCM(7248,7257) = ( 7248 × 7257) / 3
LCM(7248,7257) = 52598736 / 3
LCM(7248,7257) = 17532912

Least Common Multiple (LCM) of 7248 and 7257 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7248 and 7257. First we will calculate the prime factors of 7248 and 7257.

Prime Factorization of 7248

Prime factors of 7248 are 2, 3, 151. Prime factorization of 7248 in exponential form is:

7248 = 24 × 31 × 1511

Prime Factorization of 7257

Prime factors of 7257 are 3, 41, 59. Prime factorization of 7257 in exponential form is:

7257 = 31 × 411 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 7248 and 7257.

LCM(7248,7257) = 24 × 31 × 1511 × 411 × 591
LCM(7248,7257) = 17532912