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What is the Least Common Multiple of 12616 and 12636?

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 12616 and 12636 is 39853944.

LCM(12616,12636) = 39853944

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Least Common Multiple of 12616 and 12636 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12616 and 12636, than apply into the LCM equation.

GCF(12616,12636) = 4
LCM(12616,12636) = ( 12616 × 12636) / 4
LCM(12616,12636) = 159415776 / 4
LCM(12616,12636) = 39853944

Least Common Multiple (LCM) of 12616 and 12636 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12616 and 12636. First we will calculate the prime factors of 12616 and 12636.

Prime Factorization of 12616

Prime factors of 12616 are 2, 19, 83. Prime factorization of 12616 in exponential form is:

12616 = 23 × 191 × 831

Prime Factorization of 12636

Prime factors of 12636 are 2, 3, 13. Prime factorization of 12636 in exponential form is:

12636 = 22 × 35 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 12616 and 12636.

LCM(12616,12636) = 23 × 191 × 831 × 35 × 131
LCM(12616,12636) = 39853944