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What is the Least Common Multiple of 64386 and 64396?

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 64386 and 64396 is 2073100428.

LCM(64386,64396) = 2073100428

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Least Common Multiple of 64386 and 64396 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64386 and 64396, than apply into the LCM equation.

GCF(64386,64396) = 2
LCM(64386,64396) = ( 64386 × 64396) / 2
LCM(64386,64396) = 4146200856 / 2
LCM(64386,64396) = 2073100428

Least Common Multiple (LCM) of 64386 and 64396 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64386 and 64396. First we will calculate the prime factors of 64386 and 64396.

Prime Factorization of 64386

Prime factors of 64386 are 2, 3, 7, 73. Prime factorization of 64386 in exponential form is:

64386 = 21 × 32 × 72 × 731

Prime Factorization of 64396

Prime factors of 64396 are 2, 17, 947. Prime factorization of 64396 in exponential form is:

64396 = 22 × 171 × 9471

Now multiplying the highest exponent prime factors to calculate the LCM of 64386 and 64396.

LCM(64386,64396) = 22 × 32 × 72 × 731 × 171 × 9471
LCM(64386,64396) = 2073100428