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What is the Least Common Multiple of 28372 and 28381?

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 28372 and 28381 is 805225732.

LCM(28372,28381) = 805225732

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Least Common Multiple of 28372 and 28381 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28372 and 28381, than apply into the LCM equation.

GCF(28372,28381) = 1
LCM(28372,28381) = ( 28372 × 28381) / 1
LCM(28372,28381) = 805225732 / 1
LCM(28372,28381) = 805225732

Least Common Multiple (LCM) of 28372 and 28381 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28372 and 28381. First we will calculate the prime factors of 28372 and 28381.

Prime Factorization of 28372

Prime factors of 28372 are 2, 41, 173. Prime factorization of 28372 in exponential form is:

28372 = 22 × 411 × 1731

Prime Factorization of 28381

Prime factors of 28381 are 101, 281. Prime factorization of 28381 in exponential form is:

28381 = 1011 × 2811

Now multiplying the highest exponent prime factors to calculate the LCM of 28372 and 28381.

LCM(28372,28381) = 22 × 411 × 1731 × 1011 × 2811
LCM(28372,28381) = 805225732