What is the Least Common Multiple of 28286 and 28306?

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 28286 and 28306 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28286 and 28306, than apply into the LCM equation.

GCF(28286,28306) = 2
LCM(28286,28306) = ( 28286 × 28306) / 2
LCM(28286,28306) = 800663516 / 2
LCM(28286,28306) = 400331758

Least Common Multiple (LCM) of 28286 and 28306 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28286 and 28306. First we will calculate the prime factors of 28286 and 28306.

Prime Factorization of 28286

Prime Factorization of 28306

Now multiplying the highest exponent prime factors to calculate the LCM of 28286 and 28306.

LCM(28286,28306) = 2¹ × 14143¹ × 14153¹
LCM(28286,28306) = 400331758