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What is the Least Common Multiple of 64859 and 64872?

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 64859 and 64872 is 4207533048.

LCM(64859,64872) = 4207533048

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Least Common Multiple of 64859 and 64872 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64859 and 64872, than apply into the LCM equation.

GCF(64859,64872) = 1
LCM(64859,64872) = ( 64859 × 64872) / 1
LCM(64859,64872) = 4207533048 / 1
LCM(64859,64872) = 4207533048

Least Common Multiple (LCM) of 64859 and 64872 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64859 and 64872. First we will calculate the prime factors of 64859 and 64872.

Prime Factorization of 64859

Prime factors of 64859 are 79, 821. Prime factorization of 64859 in exponential form is:

64859 = 791 × 8211

Prime Factorization of 64872

Prime factors of 64872 are 2, 3, 17, 53. Prime factorization of 64872 in exponential form is:

64872 = 23 × 32 × 171 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 64859 and 64872.

LCM(64859,64872) = 791 × 8211 × 23 × 32 × 171 × 531
LCM(64859,64872) = 4207533048