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What is the Least Common Multiple of 533 and 543?

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 533 and 543 is 289419.

LCM(533,543) = 289419

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Least Common Multiple of 533 and 543 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 533 and 543, than apply into the LCM equation.

GCF(533,543) = 1
LCM(533,543) = ( 533 × 543) / 1
LCM(533,543) = 289419 / 1
LCM(533,543) = 289419

Least Common Multiple (LCM) of 533 and 543 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 533 and 543. First we will calculate the prime factors of 533 and 543.

Prime Factorization of 533

Prime factors of 533 are 13, 41. Prime factorization of 533 in exponential form is:

533 = 131 × 411

Prime Factorization of 543

Prime factors of 543 are 3, 181. Prime factorization of 543 in exponential form is:

543 = 31 × 1811

Now multiplying the highest exponent prime factors to calculate the LCM of 533 and 543.

LCM(533,543) = 131 × 411 × 31 × 1811
LCM(533,543) = 289419