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What is the Least Common Multiple of 4497 and 4503?

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 4497 and 4503 is 6749997.

LCM(4497,4503) = 6749997

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Least Common Multiple of 4497 and 4503 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4497 and 4503, than apply into the LCM equation.

GCF(4497,4503) = 3
LCM(4497,4503) = ( 4497 × 4503) / 3
LCM(4497,4503) = 20249991 / 3
LCM(4497,4503) = 6749997

Least Common Multiple (LCM) of 4497 and 4503 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4497 and 4503. First we will calculate the prime factors of 4497 and 4503.

Prime Factorization of 4497

Prime factors of 4497 are 3, 1499. Prime factorization of 4497 in exponential form is:

4497 = 31 × 14991

Prime Factorization of 4503

Prime factors of 4503 are 3, 19, 79. Prime factorization of 4503 in exponential form is:

4503 = 31 × 191 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 4497 and 4503.

LCM(4497,4503) = 31 × 14991 × 191 × 791
LCM(4497,4503) = 6749997