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What is the Least Common Multiple of 39422 and 39432?

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 39422 and 39432 is 777244152.

LCM(39422,39432) = 777244152

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Least Common Multiple of 39422 and 39432 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39422 and 39432, than apply into the LCM equation.

GCF(39422,39432) = 2
LCM(39422,39432) = ( 39422 × 39432) / 2
LCM(39422,39432) = 1554488304 / 2
LCM(39422,39432) = 777244152

Least Common Multiple (LCM) of 39422 and 39432 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39422 and 39432. First we will calculate the prime factors of 39422 and 39432.

Prime Factorization of 39422

Prime factors of 39422 are 2, 23, 857. Prime factorization of 39422 in exponential form is:

39422 = 21 × 231 × 8571

Prime Factorization of 39432

Prime factors of 39432 are 2, 3, 31, 53. Prime factorization of 39432 in exponential form is:

39432 = 23 × 31 × 311 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 39422 and 39432.

LCM(39422,39432) = 23 × 231 × 8571 × 31 × 311 × 531
LCM(39422,39432) = 777244152