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What is the Least Common Multiple of 498 and 507?

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 498 and 507 is 84162.

LCM(498,507) = 84162

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Least Common Multiple of 498 and 507 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 498 and 507, than apply into the LCM equation.

GCF(498,507) = 3
LCM(498,507) = ( 498 × 507) / 3
LCM(498,507) = 252486 / 3
LCM(498,507) = 84162

Least Common Multiple (LCM) of 498 and 507 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 498 and 507. First we will calculate the prime factors of 498 and 507.

Prime Factorization of 498

Prime factors of 498 are 2, 3, 83. Prime factorization of 498 in exponential form is:

498 = 21 × 31 × 831

Prime Factorization of 507

Prime factors of 507 are 3, 13. Prime factorization of 507 in exponential form is:

507 = 31 × 132

Now multiplying the highest exponent prime factors to calculate the LCM of 498 and 507.

LCM(498,507) = 21 × 31 × 831 × 132
LCM(498,507) = 84162