What is the Least Common Multiple of 51431 and 51451?

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 of 51431 and 51451 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51431 and 51451, than apply into the LCM equation.

GCF(51431,51451) = 1
LCM(51431,51451) = ( 51431 × 51451) / 1
LCM(51431,51451) = 2646176381 / 1
LCM(51431,51451) = 2646176381

Least Common Multiple (LCM) of 51431 and 51451 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51431 and 51451. First we will calculate the prime factors of 51431 and 51451.

Prime Factorization of 51431

Prime Factorization of 51451

Now multiplying the highest exponent prime factors to calculate the LCM of 51431 and 51451.

LCM(51431,51451) = 51431¹ × 23¹ × 2237¹
LCM(51431,51451) = 2646176381