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What is the Least Common Multiple of 89414 and 89418?

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 89414 and 89418 is 3997610526.

LCM(89414,89418) = 3997610526

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Least Common Multiple of 89414 and 89418 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89414 and 89418, than apply into the LCM equation.

GCF(89414,89418) = 2
LCM(89414,89418) = ( 89414 × 89418) / 2
LCM(89414,89418) = 7995221052 / 2
LCM(89414,89418) = 3997610526

Least Common Multiple (LCM) of 89414 and 89418 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89414 and 89418. First we will calculate the prime factors of 89414 and 89418.

Prime Factorization of 89414

Prime factors of 89414 are 2, 13, 19, 181. Prime factorization of 89414 in exponential form is:

89414 = 21 × 131 × 191 × 1811

Prime Factorization of 89418

Prime factors of 89418 are 2, 3, 7, 2129. Prime factorization of 89418 in exponential form is:

89418 = 21 × 31 × 71 × 21291

Now multiplying the highest exponent prime factors to calculate the LCM of 89414 and 89418.

LCM(89414,89418) = 21 × 131 × 191 × 1811 × 31 × 71 × 21291
LCM(89414,89418) = 3997610526