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What is the Least Common Multiple of 28328 and 28338?

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 28328 and 28338 is 401379432.

LCM(28328,28338) = 401379432

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Least Common Multiple of 28328 and 28338 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28328 and 28338, than apply into the LCM equation.

GCF(28328,28338) = 2
LCM(28328,28338) = ( 28328 × 28338) / 2
LCM(28328,28338) = 802758864 / 2
LCM(28328,28338) = 401379432

Least Common Multiple (LCM) of 28328 and 28338 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28328 and 28338. First we will calculate the prime factors of 28328 and 28338.

Prime Factorization of 28328

Prime factors of 28328 are 2, 3541. Prime factorization of 28328 in exponential form is:

28328 = 23 × 35411

Prime Factorization of 28338

Prime factors of 28338 are 2, 3, 4723. Prime factorization of 28338 in exponential form is:

28338 = 21 × 31 × 47231

Now multiplying the highest exponent prime factors to calculate the LCM of 28328 and 28338.

LCM(28328,28338) = 23 × 35411 × 31 × 47231
LCM(28328,28338) = 401379432