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What is the Least Common Multiple of 28432 and 28451?

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 28432 and 28451 is 808918832.

LCM(28432,28451) = 808918832

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Least Common Multiple of 28432 and 28451 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28432 and 28451, than apply into the LCM equation.

GCF(28432,28451) = 1
LCM(28432,28451) = ( 28432 × 28451) / 1
LCM(28432,28451) = 808918832 / 1
LCM(28432,28451) = 808918832

Least Common Multiple (LCM) of 28432 and 28451 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28432 and 28451. First we will calculate the prime factors of 28432 and 28451.

Prime Factorization of 28432

Prime factors of 28432 are 2, 1777. Prime factorization of 28432 in exponential form is:

28432 = 24 × 17771

Prime Factorization of 28451

Prime factors of 28451 are 23, 1237. Prime factorization of 28451 in exponential form is:

28451 = 231 × 12371

Now multiplying the highest exponent prime factors to calculate the LCM of 28432 and 28451.

LCM(28432,28451) = 24 × 17771 × 231 × 12371
LCM(28432,28451) = 808918832