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What is the Least Common Multiple of 83885 and 83897?

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 83885 and 83897 is 7037699845.

LCM(83885,83897) = 7037699845

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Least Common Multiple of 83885 and 83897 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83885 and 83897, than apply into the LCM equation.

GCF(83885,83897) = 1
LCM(83885,83897) = ( 83885 × 83897) / 1
LCM(83885,83897) = 7037699845 / 1
LCM(83885,83897) = 7037699845

Least Common Multiple (LCM) of 83885 and 83897 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83885 and 83897. First we will calculate the prime factors of 83885 and 83897.

Prime Factorization of 83885

Prime factors of 83885 are 5, 19, 883. Prime factorization of 83885 in exponential form is:

83885 = 51 × 191 × 8831

Prime Factorization of 83897

Prime factors of 83897 are 11, 29, 263. Prime factorization of 83897 in exponential form is:

83897 = 111 × 291 × 2631

Now multiplying the highest exponent prime factors to calculate the LCM of 83885 and 83897.

LCM(83885,83897) = 51 × 191 × 8831 × 111 × 291 × 2631
LCM(83885,83897) = 7037699845