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What is the Least Common Multiple of 64465 and 64474?

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 64465 and 64474 is 4156316410.

LCM(64465,64474) = 4156316410

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Least Common Multiple of 64465 and 64474 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64465 and 64474, than apply into the LCM equation.

GCF(64465,64474) = 1
LCM(64465,64474) = ( 64465 × 64474) / 1
LCM(64465,64474) = 4156316410 / 1
LCM(64465,64474) = 4156316410

Least Common Multiple (LCM) of 64465 and 64474 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64465 and 64474. First we will calculate the prime factors of 64465 and 64474.

Prime Factorization of 64465

Prime factors of 64465 are 5, 12893. Prime factorization of 64465 in exponential form is:

64465 = 51 × 128931

Prime Factorization of 64474

Prime factors of 64474 are 2, 32237. Prime factorization of 64474 in exponential form is:

64474 = 21 × 322371

Now multiplying the highest exponent prime factors to calculate the LCM of 64465 and 64474.

LCM(64465,64474) = 51 × 128931 × 21 × 322371
LCM(64465,64474) = 4156316410