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What is the Least Common Multiple of 487 and 503?

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 487 and 503 is 244961.

LCM(487,503) = 244961

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Least Common Multiple of 487 and 503 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 487 and 503, than apply into the LCM equation.

GCF(487,503) = 1
LCM(487,503) = ( 487 × 503) / 1
LCM(487,503) = 244961 / 1
LCM(487,503) = 244961

Least Common Multiple (LCM) of 487 and 503 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 487 and 503. First we will calculate the prime factors of 487 and 503.

Prime Factorization of 487

Prime factors of 487 are 487. Prime factorization of 487 in exponential form is:

487 = 4871

Prime Factorization of 503

Prime factors of 503 are 503. Prime factorization of 503 in exponential form is:

503 = 5031

Now multiplying the highest exponent prime factors to calculate the LCM of 487 and 503.

LCM(487,503) = 4871 × 5031
LCM(487,503) = 244961