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What is the Least Common Multiple of 27664 and 27682?

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 27664 and 27682 is 382897424.

LCM(27664,27682) = 382897424

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Least Common Multiple of 27664 and 27682 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27664 and 27682, than apply into the LCM equation.

GCF(27664,27682) = 2
LCM(27664,27682) = ( 27664 × 27682) / 2
LCM(27664,27682) = 765794848 / 2
LCM(27664,27682) = 382897424

Least Common Multiple (LCM) of 27664 and 27682 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27664 and 27682. First we will calculate the prime factors of 27664 and 27682.

Prime Factorization of 27664

Prime factors of 27664 are 2, 7, 13, 19. Prime factorization of 27664 in exponential form is:

27664 = 24 × 71 × 131 × 191

Prime Factorization of 27682

Prime factors of 27682 are 2, 13841. Prime factorization of 27682 in exponential form is:

27682 = 21 × 138411

Now multiplying the highest exponent prime factors to calculate the LCM of 27664 and 27682.

LCM(27664,27682) = 24 × 71 × 131 × 191 × 138411
LCM(27664,27682) = 382897424