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What is the Least Common Multiple of 64801 and 64814?

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 64801 and 64814 is 4200012014.

LCM(64801,64814) = 4200012014

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Least Common Multiple of 64801 and 64814 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64801 and 64814, than apply into the LCM equation.

GCF(64801,64814) = 1
LCM(64801,64814) = ( 64801 × 64814) / 1
LCM(64801,64814) = 4200012014 / 1
LCM(64801,64814) = 4200012014

Least Common Multiple (LCM) of 64801 and 64814 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64801 and 64814. First we will calculate the prime factors of 64801 and 64814.

Prime Factorization of 64801

Prime factors of 64801 are 11, 43, 137. Prime factorization of 64801 in exponential form is:

64801 = 111 × 431 × 1371

Prime Factorization of 64814

Prime factors of 64814 are 2, 23, 1409. Prime factorization of 64814 in exponential form is:

64814 = 21 × 231 × 14091

Now multiplying the highest exponent prime factors to calculate the LCM of 64801 and 64814.

LCM(64801,64814) = 111 × 431 × 1371 × 21 × 231 × 14091
LCM(64801,64814) = 4200012014