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What is the Least Common Multiple of 89411 and 89421?

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 89411 and 89421 is 7995221031.

LCM(89411,89421) = 7995221031

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Least Common Multiple of 89411 and 89421 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89411 and 89421, than apply into the LCM equation.

GCF(89411,89421) = 1
LCM(89411,89421) = ( 89411 × 89421) / 1
LCM(89411,89421) = 7995221031 / 1
LCM(89411,89421) = 7995221031

Least Common Multiple (LCM) of 89411 and 89421 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89411 and 89421. First we will calculate the prime factors of 89411 and 89421.

Prime Factorization of 89411

Prime factors of 89411 are 7, 53, 241. Prime factorization of 89411 in exponential form is:

89411 = 71 × 531 × 2411

Prime Factorization of 89421

Prime factors of 89421 are 3, 41, 727. Prime factorization of 89421 in exponential form is:

89421 = 31 × 411 × 7271

Now multiplying the highest exponent prime factors to calculate the LCM of 89411 and 89421.

LCM(89411,89421) = 71 × 531 × 2411 × 31 × 411 × 7271
LCM(89411,89421) = 7995221031