What is the Least Common Multiple of 28257 and 28261?

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 28257 and 28261 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28257 and 28261, than apply into the LCM equation.

GCF(28257,28261) = 1
LCM(28257,28261) = ( 28257 × 28261) / 1
LCM(28257,28261) = 798571077 / 1
LCM(28257,28261) = 798571077

Least Common Multiple (LCM) of 28257 and 28261 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28257 and 28261. First we will calculate the prime factors of 28257 and 28261.

Prime Factorization of 28257

Prime Factorization of 28261

Now multiplying the highest exponent prime factors to calculate the LCM of 28257 and 28261.

LCM(28257,28261) = 3¹ × 9419¹ × 59¹ × 479¹
LCM(28257,28261) = 798571077