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What is the Least Common Multiple of 89918 and 89922?

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 89918 and 89922 is 4042803198.

LCM(89918,89922) = 4042803198

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Least Common Multiple of 89918 and 89922 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89918 and 89922, than apply into the LCM equation.

GCF(89918,89922) = 2
LCM(89918,89922) = ( 89918 × 89922) / 2
LCM(89918,89922) = 8085606396 / 2
LCM(89918,89922) = 4042803198

Least Common Multiple (LCM) of 89918 and 89922 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89918 and 89922. First we will calculate the prime factors of 89918 and 89922.

Prime Factorization of 89918

Prime factors of 89918 are 2, 44959. Prime factorization of 89918 in exponential form is:

89918 = 21 × 449591

Prime Factorization of 89922

Prime factors of 89922 are 2, 3, 7, 2141. Prime factorization of 89922 in exponential form is:

89922 = 21 × 31 × 71 × 21411

Now multiplying the highest exponent prime factors to calculate the LCM of 89918 and 89922.

LCM(89918,89922) = 21 × 449591 × 31 × 71 × 21411
LCM(89918,89922) = 4042803198