GCF and LCM Calculator Logo

What is the Least Common Multiple of 17842 and 17862?

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 (LCM) of 17842 and 17862 is 159346902.

LCM(17842,17862) = 159346902

LCM Calculator and
and

Least Common Multiple of 17842 and 17862 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17842 and 17862, than apply into the LCM equation.

GCF(17842,17862) = 2
LCM(17842,17862) = ( 17842 × 17862) / 2
LCM(17842,17862) = 318693804 / 2
LCM(17842,17862) = 159346902

Least Common Multiple (LCM) of 17842 and 17862 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17842 and 17862. First we will calculate the prime factors of 17842 and 17862.

Prime Factorization of 17842

Prime factors of 17842 are 2, 11, 811. Prime factorization of 17842 in exponential form is:

17842 = 21 × 111 × 8111

Prime Factorization of 17862

Prime factors of 17862 are 2, 3, 13, 229. Prime factorization of 17862 in exponential form is:

17862 = 21 × 31 × 131 × 2291

Now multiplying the highest exponent prime factors to calculate the LCM of 17842 and 17862.

LCM(17842,17862) = 21 × 111 × 8111 × 31 × 131 × 2291
LCM(17842,17862) = 159346902