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What is the Least Common Multiple of 547 and 565?

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 547 and 565 is 309055.

LCM(547,565) = 309055

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Least Common Multiple of 547 and 565 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 547 and 565, than apply into the LCM equation.

GCF(547,565) = 1
LCM(547,565) = ( 547 × 565) / 1
LCM(547,565) = 309055 / 1
LCM(547,565) = 309055

Least Common Multiple (LCM) of 547 and 565 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 547 and 565. First we will calculate the prime factors of 547 and 565.

Prime Factorization of 547

Prime factors of 547 are 547. Prime factorization of 547 in exponential form is:

547 = 5471

Prime Factorization of 565

Prime factors of 565 are 5, 113. Prime factorization of 565 in exponential form is:

565 = 51 × 1131

Now multiplying the highest exponent prime factors to calculate the LCM of 547 and 565.

LCM(547,565) = 5471 × 51 × 1131
LCM(547,565) = 309055