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What is the Least Common Multiple of 19617 and 19637?

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 19617 and 19637 is 385219029.

LCM(19617,19637) = 385219029

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Least Common Multiple of 19617 and 19637 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19617 and 19637, than apply into the LCM equation.

GCF(19617,19637) = 1
LCM(19617,19637) = ( 19617 × 19637) / 1
LCM(19617,19637) = 385219029 / 1
LCM(19617,19637) = 385219029

Least Common Multiple (LCM) of 19617 and 19637 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19617 and 19637. First we will calculate the prime factors of 19617 and 19637.

Prime Factorization of 19617

Prime factors of 19617 are 3, 13, 503. Prime factorization of 19617 in exponential form is:

19617 = 31 × 131 × 5031

Prime Factorization of 19637

Prime factors of 19637 are 73, 269. Prime factorization of 19637 in exponential form is:

19637 = 731 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 19617 and 19637.

LCM(19617,19637) = 31 × 131 × 5031 × 731 × 2691
LCM(19617,19637) = 385219029