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What is the Least Common Multiple of 64807 and 64812?

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 64807 and 64812 is 4200271284.

LCM(64807,64812) = 4200271284

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Least Common Multiple of 64807 and 64812 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64807 and 64812, than apply into the LCM equation.

GCF(64807,64812) = 1
LCM(64807,64812) = ( 64807 × 64812) / 1
LCM(64807,64812) = 4200271284 / 1
LCM(64807,64812) = 4200271284

Least Common Multiple (LCM) of 64807 and 64812 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64807 and 64812. First we will calculate the prime factors of 64807 and 64812.

Prime Factorization of 64807

Prime factors of 64807 are 229, 283. Prime factorization of 64807 in exponential form is:

64807 = 2291 × 2831

Prime Factorization of 64812

Prime factors of 64812 are 2, 3, 11, 491. Prime factorization of 64812 in exponential form is:

64812 = 22 × 31 × 111 × 4911

Now multiplying the highest exponent prime factors to calculate the LCM of 64807 and 64812.

LCM(64807,64812) = 2291 × 2831 × 22 × 31 × 111 × 4911
LCM(64807,64812) = 4200271284