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What is the Least Common Multiple of 89981 and 89994?

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 89981 and 89994 is 8097750114.

LCM(89981,89994) = 8097750114

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Least Common Multiple of 89981 and 89994 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89981 and 89994, than apply into the LCM equation.

GCF(89981,89994) = 1
LCM(89981,89994) = ( 89981 × 89994) / 1
LCM(89981,89994) = 8097750114 / 1
LCM(89981,89994) = 8097750114

Least Common Multiple (LCM) of 89981 and 89994 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89981 and 89994. First we will calculate the prime factors of 89981 and 89994.

Prime Factorization of 89981

Prime factors of 89981 are 17, 67, 79. Prime factorization of 89981 in exponential form is:

89981 = 171 × 671 × 791

Prime Factorization of 89994

Prime factors of 89994 are 2, 3, 53, 283. Prime factorization of 89994 in exponential form is:

89994 = 21 × 31 × 531 × 2831

Now multiplying the highest exponent prime factors to calculate the LCM of 89981 and 89994.

LCM(89981,89994) = 171 × 671 × 791 × 21 × 31 × 531 × 2831
LCM(89981,89994) = 8097750114