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What is the Least Common Multiple of 573 and 579?

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 573 and 579 is 110589.

LCM(573,579) = 110589

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Least Common Multiple of 573 and 579 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 573 and 579, than apply into the LCM equation.

GCF(573,579) = 3
LCM(573,579) = ( 573 × 579) / 3
LCM(573,579) = 331767 / 3
LCM(573,579) = 110589

Least Common Multiple (LCM) of 573 and 579 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 573 and 579. First we will calculate the prime factors of 573 and 579.

Prime Factorization of 573

Prime factors of 573 are 3, 191. Prime factorization of 573 in exponential form is:

573 = 31 × 1911

Prime Factorization of 579

Prime factors of 579 are 3, 193. Prime factorization of 579 in exponential form is:

579 = 31 × 1931

Now multiplying the highest exponent prime factors to calculate the LCM of 573 and 579.

LCM(573,579) = 31 × 1911 × 1931
LCM(573,579) = 110589