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What is the Least Common Multiple of 64331 and 64342?

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 64331 and 64342 is 4139185202.

LCM(64331,64342) = 4139185202

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Least Common Multiple of 64331 and 64342 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64331 and 64342, than apply into the LCM equation.

GCF(64331,64342) = 1
LCM(64331,64342) = ( 64331 × 64342) / 1
LCM(64331,64342) = 4139185202 / 1
LCM(64331,64342) = 4139185202

Least Common Multiple (LCM) of 64331 and 64342 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64331 and 64342. First we will calculate the prime factors of 64331 and 64342.

Prime Factorization of 64331

Prime factors of 64331 are 23, 2797. Prime factorization of 64331 in exponential form is:

64331 = 231 × 27971

Prime Factorization of 64342

Prime factors of 64342 are 2, 53, 607. Prime factorization of 64342 in exponential form is:

64342 = 21 × 531 × 6071

Now multiplying the highest exponent prime factors to calculate the LCM of 64331 and 64342.

LCM(64331,64342) = 231 × 27971 × 21 × 531 × 6071
LCM(64331,64342) = 4139185202