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What is the Least Common Multiple of 28424 and 28429?

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 28424 and 28429 is 808065896.

LCM(28424,28429) = 808065896

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Least Common Multiple of 28424 and 28429 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28424 and 28429, than apply into the LCM equation.

GCF(28424,28429) = 1
LCM(28424,28429) = ( 28424 × 28429) / 1
LCM(28424,28429) = 808065896 / 1
LCM(28424,28429) = 808065896

Least Common Multiple (LCM) of 28424 and 28429 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28424 and 28429. First we will calculate the prime factors of 28424 and 28429.

Prime Factorization of 28424

Prime factors of 28424 are 2, 11, 17, 19. Prime factorization of 28424 in exponential form is:

28424 = 23 × 111 × 171 × 191

Prime Factorization of 28429

Prime factors of 28429 are 28429. Prime factorization of 28429 in exponential form is:

28429 = 284291

Now multiplying the highest exponent prime factors to calculate the LCM of 28424 and 28429.

LCM(28424,28429) = 23 × 111 × 171 × 191 × 284291
LCM(28424,28429) = 808065896