What is the Least Common Multiple of 17906 and 17926?

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 17906 and 17926 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17906 and 17926, than apply into the LCM equation.

GCF(17906,17926) = 2
LCM(17906,17926) = ( 17906 × 17926) / 2
LCM(17906,17926) = 320982956 / 2
LCM(17906,17926) = 160491478

Least Common Multiple (LCM) of 17906 and 17926 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17906 and 17926. First we will calculate the prime factors of 17906 and 17926.

Prime Factorization of 17906

Prime Factorization of 17926

Now multiplying the highest exponent prime factors to calculate the LCM of 17906 and 17926.

LCM(17906,17926) = 2¹ × 7¹ × 1279¹ × 8963¹
LCM(17906,17926) = 160491478