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What is the Least Common Multiple of 51443 and 51454?

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 51443 and 51454 is 2646948122.

LCM(51443,51454) = 2646948122

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Least Common Multiple of 51443 and 51454 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51443 and 51454, than apply into the LCM equation.

GCF(51443,51454) = 1
LCM(51443,51454) = ( 51443 × 51454) / 1
LCM(51443,51454) = 2646948122 / 1
LCM(51443,51454) = 2646948122

Least Common Multiple (LCM) of 51443 and 51454 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51443 and 51454. First we will calculate the prime factors of 51443 and 51454.

Prime Factorization of 51443

Prime factors of 51443 are 7, 7349. Prime factorization of 51443 in exponential form is:

51443 = 71 × 73491

Prime Factorization of 51454

Prime factors of 51454 are 2, 13, 1979. Prime factorization of 51454 in exponential form is:

51454 = 21 × 131 × 19791

Now multiplying the highest exponent prime factors to calculate the LCM of 51443 and 51454.

LCM(51443,51454) = 71 × 73491 × 21 × 131 × 19791
LCM(51443,51454) = 2646948122