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What is the Least Common Multiple of 89790 and 89803?

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 89790 and 89803 is 8063411370.

LCM(89790,89803) = 8063411370

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Least Common Multiple of 89790 and 89803 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89790 and 89803, than apply into the LCM equation.

GCF(89790,89803) = 1
LCM(89790,89803) = ( 89790 × 89803) / 1
LCM(89790,89803) = 8063411370 / 1
LCM(89790,89803) = 8063411370

Least Common Multiple (LCM) of 89790 and 89803 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89790 and 89803. First we will calculate the prime factors of 89790 and 89803.

Prime Factorization of 89790

Prime factors of 89790 are 2, 3, 5, 41, 73. Prime factorization of 89790 in exponential form is:

89790 = 21 × 31 × 51 × 411 × 731

Prime Factorization of 89803

Prime factors of 89803 are 7, 12829. Prime factorization of 89803 in exponential form is:

89803 = 71 × 128291

Now multiplying the highest exponent prime factors to calculate the LCM of 89790 and 89803.

LCM(89790,89803) = 21 × 31 × 51 × 411 × 731 × 71 × 128291
LCM(89790,89803) = 8063411370