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What is the Least Common Multiple of 557 and 562?

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 557 and 562 is 313034.

LCM(557,562) = 313034

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Least Common Multiple of 557 and 562 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 557 and 562, than apply into the LCM equation.

GCF(557,562) = 1
LCM(557,562) = ( 557 × 562) / 1
LCM(557,562) = 313034 / 1
LCM(557,562) = 313034

Least Common Multiple (LCM) of 557 and 562 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 557 and 562. First we will calculate the prime factors of 557 and 562.

Prime Factorization of 557

Prime factors of 557 are 557. Prime factorization of 557 in exponential form is:

557 = 5571

Prime Factorization of 562

Prime factors of 562 are 2, 281. Prime factorization of 562 in exponential form is:

562 = 21 × 2811

Now multiplying the highest exponent prime factors to calculate the LCM of 557 and 562.

LCM(557,562) = 5571 × 21 × 2811
LCM(557,562) = 313034