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What is the Least Common Multiple of 64396 and 64407?

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 64396 and 64407 is 4147553172.

LCM(64396,64407) = 4147553172

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Least Common Multiple of 64396 and 64407 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64396 and 64407, than apply into the LCM equation.

GCF(64396,64407) = 1
LCM(64396,64407) = ( 64396 × 64407) / 1
LCM(64396,64407) = 4147553172 / 1
LCM(64396,64407) = 4147553172

Least Common Multiple (LCM) of 64396 and 64407 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64396 and 64407. First we will calculate the prime factors of 64396 and 64407.

Prime Factorization of 64396

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

64396 = 22 × 171 × 9471

Prime Factorization of 64407

Prime factors of 64407 are 3, 7, 3067. Prime factorization of 64407 in exponential form is:

64407 = 31 × 71 × 30671

Now multiplying the highest exponent prime factors to calculate the LCM of 64396 and 64407.

LCM(64396,64407) = 22 × 171 × 9471 × 31 × 71 × 30671
LCM(64396,64407) = 4147553172