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What is the Least Common Multiple of 39786 and 39793?

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 39786 and 39793 is 1583204298.

LCM(39786,39793) = 1583204298

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Least Common Multiple of 39786 and 39793 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39786 and 39793, than apply into the LCM equation.

GCF(39786,39793) = 1
LCM(39786,39793) = ( 39786 × 39793) / 1
LCM(39786,39793) = 1583204298 / 1
LCM(39786,39793) = 1583204298

Least Common Multiple (LCM) of 39786 and 39793 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39786 and 39793. First we will calculate the prime factors of 39786 and 39793.

Prime Factorization of 39786

Prime factors of 39786 are 2, 3, 19, 349. Prime factorization of 39786 in exponential form is:

39786 = 21 × 31 × 191 × 3491

Prime Factorization of 39793

Prime factors of 39793 are 13, 3061. Prime factorization of 39793 in exponential form is:

39793 = 131 × 30611

Now multiplying the highest exponent prime factors to calculate the LCM of 39786 and 39793.

LCM(39786,39793) = 21 × 31 × 191 × 3491 × 131 × 30611
LCM(39786,39793) = 1583204298