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What is the Least Common Multiple of 662 and 673?

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 662 and 673 is 445526.

LCM(662,673) = 445526

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Least Common Multiple of 662 and 673 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 662 and 673, than apply into the LCM equation.

GCF(662,673) = 1
LCM(662,673) = ( 662 × 673) / 1
LCM(662,673) = 445526 / 1
LCM(662,673) = 445526

Least Common Multiple (LCM) of 662 and 673 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 662 and 673. First we will calculate the prime factors of 662 and 673.

Prime Factorization of 662

Prime factors of 662 are 2, 331. Prime factorization of 662 in exponential form is:

662 = 21 × 3311

Prime Factorization of 673

Prime factors of 673 are 673. Prime factorization of 673 in exponential form is:

673 = 6731

Now multiplying the highest exponent prime factors to calculate the LCM of 662 and 673.

LCM(662,673) = 21 × 3311 × 6731
LCM(662,673) = 445526