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What is the Least Common Multiple of 64398 and 64414?

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 64398 and 64414 is 2074066386.

LCM(64398,64414) = 2074066386

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Least Common Multiple of 64398 and 64414 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64398 and 64414, than apply into the LCM equation.

GCF(64398,64414) = 2
LCM(64398,64414) = ( 64398 × 64414) / 2
LCM(64398,64414) = 4148132772 / 2
LCM(64398,64414) = 2074066386

Least Common Multiple (LCM) of 64398 and 64414 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64398 and 64414. First we will calculate the prime factors of 64398 and 64414.

Prime Factorization of 64398

Prime factors of 64398 are 2, 3, 10733. Prime factorization of 64398 in exponential form is:

64398 = 21 × 31 × 107331

Prime Factorization of 64414

Prime factors of 64414 are 2, 7, 43, 107. Prime factorization of 64414 in exponential form is:

64414 = 21 × 71 × 431 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 64398 and 64414.

LCM(64398,64414) = 21 × 31 × 107331 × 71 × 431 × 1071
LCM(64398,64414) = 2074066386