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What is the Least Common Multiple of 27922 and 27928?

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 27922 and 27928 is 389902808.

LCM(27922,27928) = 389902808

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Least Common Multiple of 27922 and 27928 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27922 and 27928, than apply into the LCM equation.

GCF(27922,27928) = 2
LCM(27922,27928) = ( 27922 × 27928) / 2
LCM(27922,27928) = 779805616 / 2
LCM(27922,27928) = 389902808

Least Common Multiple (LCM) of 27922 and 27928 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27922 and 27928. First we will calculate the prime factors of 27922 and 27928.

Prime Factorization of 27922

Prime factors of 27922 are 2, 23, 607. Prime factorization of 27922 in exponential form is:

27922 = 21 × 231 × 6071

Prime Factorization of 27928

Prime factors of 27928 are 2, 3491. Prime factorization of 27928 in exponential form is:

27928 = 23 × 34911

Now multiplying the highest exponent prime factors to calculate the LCM of 27922 and 27928.

LCM(27922,27928) = 23 × 231 × 6071 × 34911
LCM(27922,27928) = 389902808