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What is the Least Common Multiple of 548 and 563?

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 548 and 563 is 308524.

LCM(548,563) = 308524

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Least Common Multiple of 548 and 563 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 548 and 563, than apply into the LCM equation.

GCF(548,563) = 1
LCM(548,563) = ( 548 × 563) / 1
LCM(548,563) = 308524 / 1
LCM(548,563) = 308524

Least Common Multiple (LCM) of 548 and 563 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 548 and 563. First we will calculate the prime factors of 548 and 563.

Prime Factorization of 548

Prime factors of 548 are 2, 137. Prime factorization of 548 in exponential form is:

548 = 22 × 1371

Prime Factorization of 563

Prime factors of 563 are 563. Prime factorization of 563 in exponential form is:

563 = 5631

Now multiplying the highest exponent prime factors to calculate the LCM of 548 and 563.

LCM(548,563) = 22 × 1371 × 5631
LCM(548,563) = 308524