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What is the Least Common Multiple of 39818 and 39826?

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 39818 and 39826 is 792895834.

LCM(39818,39826) = 792895834

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Least Common Multiple of 39818 and 39826 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39818 and 39826, than apply into the LCM equation.

GCF(39818,39826) = 2
LCM(39818,39826) = ( 39818 × 39826) / 2
LCM(39818,39826) = 1585791668 / 2
LCM(39818,39826) = 792895834

Least Common Multiple (LCM) of 39818 and 39826 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39818 and 39826. First we will calculate the prime factors of 39818 and 39826.

Prime Factorization of 39818

Prime factors of 39818 are 2, 43, 463. Prime factorization of 39818 in exponential form is:

39818 = 21 × 431 × 4631

Prime Factorization of 39826

Prime factors of 39826 are 2, 19913. Prime factorization of 39826 in exponential form is:

39826 = 21 × 199131

Now multiplying the highest exponent prime factors to calculate the LCM of 39818 and 39826.

LCM(39818,39826) = 21 × 431 × 4631 × 199131
LCM(39818,39826) = 792895834