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What is the Least Common Multiple of 51454 and 51462?

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 51454 and 51462 is 1323962874.

LCM(51454,51462) = 1323962874

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Least Common Multiple of 51454 and 51462 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51454 and 51462, than apply into the LCM equation.

GCF(51454,51462) = 2
LCM(51454,51462) = ( 51454 × 51462) / 2
LCM(51454,51462) = 2647925748 / 2
LCM(51454,51462) = 1323962874

Least Common Multiple (LCM) of 51454 and 51462 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51454 and 51462. First we will calculate the prime factors of 51454 and 51462.

Prime Factorization of 51454

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

51454 = 21 × 131 × 19791

Prime Factorization of 51462

Prime factors of 51462 are 2, 3, 953. Prime factorization of 51462 in exponential form is:

51462 = 21 × 33 × 9531

Now multiplying the highest exponent prime factors to calculate the LCM of 51454 and 51462.

LCM(51454,51462) = 21 × 131 × 19791 × 33 × 9531
LCM(51454,51462) = 1323962874