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What is the Least Common Multiple of 546 and 566?

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 546 and 566 is 154518.

LCM(546,566) = 154518

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Least Common Multiple of 546 and 566 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 546 and 566, than apply into the LCM equation.

GCF(546,566) = 2
LCM(546,566) = ( 546 × 566) / 2
LCM(546,566) = 309036 / 2
LCM(546,566) = 154518

Least Common Multiple (LCM) of 546 and 566 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 546 and 566. First we will calculate the prime factors of 546 and 566.

Prime Factorization of 546

Prime factors of 546 are 2, 3, 7, 13. Prime factorization of 546 in exponential form is:

546 = 21 × 31 × 71 × 131

Prime Factorization of 566

Prime factors of 566 are 2, 283. Prime factorization of 566 in exponential form is:

566 = 21 × 2831

Now multiplying the highest exponent prime factors to calculate the LCM of 546 and 566.

LCM(546,566) = 21 × 31 × 71 × 131 × 2831
LCM(546,566) = 154518