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What is the Least Common Multiple of 64310 and 64328?

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 64310 and 64328 is 2068466840.

LCM(64310,64328) = 2068466840

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Least Common Multiple of 64310 and 64328 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64310 and 64328, than apply into the LCM equation.

GCF(64310,64328) = 2
LCM(64310,64328) = ( 64310 × 64328) / 2
LCM(64310,64328) = 4136933680 / 2
LCM(64310,64328) = 2068466840

Least Common Multiple (LCM) of 64310 and 64328 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64310 and 64328. First we will calculate the prime factors of 64310 and 64328.

Prime Factorization of 64310

Prime factors of 64310 are 2, 5, 59, 109. Prime factorization of 64310 in exponential form is:

64310 = 21 × 51 × 591 × 1091

Prime Factorization of 64328

Prime factors of 64328 are 2, 11, 17, 43. Prime factorization of 64328 in exponential form is:

64328 = 23 × 111 × 171 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 64310 and 64328.

LCM(64310,64328) = 23 × 51 × 591 × 1091 × 111 × 171 × 431
LCM(64310,64328) = 2068466840