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What is the Least Common Multiple of 39922 and 39936?

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 39922 and 39936 is 797162496.

LCM(39922,39936) = 797162496

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Least Common Multiple of 39922 and 39936 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39922 and 39936, than apply into the LCM equation.

GCF(39922,39936) = 2
LCM(39922,39936) = ( 39922 × 39936) / 2
LCM(39922,39936) = 1594324992 / 2
LCM(39922,39936) = 797162496

Least Common Multiple (LCM) of 39922 and 39936 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39922 and 39936. First we will calculate the prime factors of 39922 and 39936.

Prime Factorization of 39922

Prime factors of 39922 are 2, 19961. Prime factorization of 39922 in exponential form is:

39922 = 21 × 199611

Prime Factorization of 39936

Prime factors of 39936 are 2, 3, 13. Prime factorization of 39936 in exponential form is:

39936 = 210 × 31 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 39922 and 39936.

LCM(39922,39936) = 210 × 199611 × 31 × 131
LCM(39922,39936) = 797162496