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What is the Least Common Multiple of 64316 and 64321?

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 64316 and 64321 is 4136869436.

LCM(64316,64321) = 4136869436

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Least Common Multiple of 64316 and 64321 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64316 and 64321, than apply into the LCM equation.

GCF(64316,64321) = 1
LCM(64316,64321) = ( 64316 × 64321) / 1
LCM(64316,64321) = 4136869436 / 1
LCM(64316,64321) = 4136869436

Least Common Multiple (LCM) of 64316 and 64321 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64316 and 64321. First we will calculate the prime factors of 64316 and 64321.

Prime Factorization of 64316

Prime factors of 64316 are 2, 7, 2297. Prime factorization of 64316 in exponential form is:

64316 = 22 × 71 × 22971

Prime Factorization of 64321

Prime factors of 64321 are 131, 491. Prime factorization of 64321 in exponential form is:

64321 = 1311 × 4911

Now multiplying the highest exponent prime factors to calculate the LCM of 64316 and 64321.

LCM(64316,64321) = 22 × 71 × 22971 × 1311 × 4911
LCM(64316,64321) = 4136869436