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What is the Least Common Multiple of 64565 and 64571?

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 64565 and 64571 is 4169026615.

LCM(64565,64571) = 4169026615

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Least Common Multiple of 64565 and 64571 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64565 and 64571, than apply into the LCM equation.

GCF(64565,64571) = 1
LCM(64565,64571) = ( 64565 × 64571) / 1
LCM(64565,64571) = 4169026615 / 1
LCM(64565,64571) = 4169026615

Least Common Multiple (LCM) of 64565 and 64571 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64565 and 64571. First we will calculate the prime factors of 64565 and 64571.

Prime Factorization of 64565

Prime factors of 64565 are 5, 37, 349. Prime factorization of 64565 in exponential form is:

64565 = 51 × 371 × 3491

Prime Factorization of 64571

Prime factors of 64571 are 13, 4967. Prime factorization of 64571 in exponential form is:

64571 = 131 × 49671

Now multiplying the highest exponent prime factors to calculate the LCM of 64565 and 64571.

LCM(64565,64571) = 51 × 371 × 3491 × 131 × 49671
LCM(64565,64571) = 4169026615