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What is the Least Common Multiple of 28694 and 28698?

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 28694 and 28698 is 411730206.

LCM(28694,28698) = 411730206

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Least Common Multiple of 28694 and 28698 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28694 and 28698, than apply into the LCM equation.

GCF(28694,28698) = 2
LCM(28694,28698) = ( 28694 × 28698) / 2
LCM(28694,28698) = 823460412 / 2
LCM(28694,28698) = 411730206

Least Common Multiple (LCM) of 28694 and 28698 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28694 and 28698. First we will calculate the prime factors of 28694 and 28698.

Prime Factorization of 28694

Prime factors of 28694 are 2, 14347. Prime factorization of 28694 in exponential form is:

28694 = 21 × 143471

Prime Factorization of 28698

Prime factors of 28698 are 2, 3, 4783. Prime factorization of 28698 in exponential form is:

28698 = 21 × 31 × 47831

Now multiplying the highest exponent prime factors to calculate the LCM of 28694 and 28698.

LCM(28694,28698) = 21 × 143471 × 31 × 47831
LCM(28694,28698) = 411730206