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What is the Least Common Multiple of 7798 and 7817?

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 7798 and 7817 is 60956966.

LCM(7798,7817) = 60956966

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Least Common Multiple of 7798 and 7817 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7798 and 7817, than apply into the LCM equation.

GCF(7798,7817) = 1
LCM(7798,7817) = ( 7798 × 7817) / 1
LCM(7798,7817) = 60956966 / 1
LCM(7798,7817) = 60956966

Least Common Multiple (LCM) of 7798 and 7817 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7798 and 7817. First we will calculate the prime factors of 7798 and 7817.

Prime Factorization of 7798

Prime factors of 7798 are 2, 7, 557. Prime factorization of 7798 in exponential form is:

7798 = 21 × 71 × 5571

Prime Factorization of 7817

Prime factors of 7817 are 7817. Prime factorization of 7817 in exponential form is:

7817 = 78171

Now multiplying the highest exponent prime factors to calculate the LCM of 7798 and 7817.

LCM(7798,7817) = 21 × 71 × 5571 × 78171
LCM(7798,7817) = 60956966