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What is the Least Common Multiple of 486 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 486 and 503 is 244458.

LCM(486,503) = 244458

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Least Common Multiple of 486 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 486 and 503, than apply into the LCM equation.

GCF(486,503) = 1
LCM(486,503) = ( 486 × 503) / 1
LCM(486,503) = 244458 / 1
LCM(486,503) = 244458

Least Common Multiple (LCM) of 486 and 503 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 486 and 503. First we will calculate the prime factors of 486 and 503.

Prime Factorization of 486

Prime factors of 486 are 2, 3. Prime factorization of 486 in exponential form is:

486 = 21 × 35

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 486 and 503.

LCM(486,503) = 21 × 35 × 5031
LCM(486,503) = 244458