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What is the Least Common Multiple of 511 and 523?

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 511 and 523 is 267253.

LCM(511,523) = 267253

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Least Common Multiple of 511 and 523 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 511 and 523, than apply into the LCM equation.

GCF(511,523) = 1
LCM(511,523) = ( 511 × 523) / 1
LCM(511,523) = 267253 / 1
LCM(511,523) = 267253

Least Common Multiple (LCM) of 511 and 523 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 511 and 523. First we will calculate the prime factors of 511 and 523.

Prime Factorization of 511

Prime factors of 511 are 7, 73. Prime factorization of 511 in exponential form is:

511 = 71 × 731

Prime Factorization of 523

Prime factors of 523 are 523. Prime factorization of 523 in exponential form is:

523 = 5231

Now multiplying the highest exponent prime factors to calculate the LCM of 511 and 523.

LCM(511,523) = 71 × 731 × 5231
LCM(511,523) = 267253