What is the Least Common Multiple of 26857 and 26873?

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 26857 and 26873 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 26857 and 26873, than apply into the LCM equation.

GCF(26857,26873) = 1
LCM(26857,26873) = ( 26857 × 26873) / 1
LCM(26857,26873) = 721728161 / 1
LCM(26857,26873) = 721728161

Least Common Multiple (LCM) of 26857 and 26873 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 26857 and 26873. First we will calculate the prime factors of 26857 and 26873.

Prime Factorization of 26857

Prime Factorization of 26873

Now multiplying the highest exponent prime factors to calculate the LCM of 26857 and 26873.

LCM(26857,26873) = 107¹ × 251¹ × 7¹ × 11¹ × 349¹
LCM(26857,26873) = 721728161