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What is the Least Common Multiple of 17889 and 17901?

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 17889 and 17901 is 106743663.

LCM(17889,17901) = 106743663

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Least Common Multiple of 17889 and 17901 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17889 and 17901, than apply into the LCM equation.

GCF(17889,17901) = 3
LCM(17889,17901) = ( 17889 × 17901) / 3
LCM(17889,17901) = 320230989 / 3
LCM(17889,17901) = 106743663

Least Common Multiple (LCM) of 17889 and 17901 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17889 and 17901. First we will calculate the prime factors of 17889 and 17901.

Prime Factorization of 17889

Prime factors of 17889 are 3, 67, 89. Prime factorization of 17889 in exponential form is:

17889 = 31 × 671 × 891

Prime Factorization of 17901

Prime factors of 17901 are 3, 13, 17. Prime factorization of 17901 in exponential form is:

17901 = 34 × 131 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 17889 and 17901.

LCM(17889,17901) = 34 × 671 × 891 × 131 × 171
LCM(17889,17901) = 106743663