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What is the Least Common Multiple of 662 and 676?

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 676 is 223756.

LCM(662,676) = 223756

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Least Common Multiple of 662 and 676 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 676, than apply into the LCM equation.

GCF(662,676) = 2
LCM(662,676) = ( 662 × 676) / 2
LCM(662,676) = 447512 / 2
LCM(662,676) = 223756

Least Common Multiple (LCM) of 662 and 676 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 662 and 676. First we will calculate the prime factors of 662 and 676.

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 676

Prime factors of 676 are 2, 13. Prime factorization of 676 in exponential form is:

676 = 22 × 132

Now multiplying the highest exponent prime factors to calculate the LCM of 662 and 676.

LCM(662,676) = 22 × 3311 × 132
LCM(662,676) = 223756