GCF and LCM Calculator Logo

What is the Least Common Multiple of 2794 and 2805?

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 2794 and 2805 is 712470.

LCM(2794,2805) = 712470

LCM Calculator and
and

Least Common Multiple of 2794 and 2805 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2794 and 2805, than apply into the LCM equation.

GCF(2794,2805) = 11
LCM(2794,2805) = ( 2794 × 2805) / 11
LCM(2794,2805) = 7837170 / 11
LCM(2794,2805) = 712470

Least Common Multiple (LCM) of 2794 and 2805 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2794 and 2805. First we will calculate the prime factors of 2794 and 2805.

Prime Factorization of 2794

Prime factors of 2794 are 2, 11, 127. Prime factorization of 2794 in exponential form is:

2794 = 21 × 111 × 1271

Prime Factorization of 2805

Prime factors of 2805 are 3, 5, 11, 17. Prime factorization of 2805 in exponential form is:

2805 = 31 × 51 × 111 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 2794 and 2805.

LCM(2794,2805) = 21 × 111 × 1271 × 31 × 51 × 171
LCM(2794,2805) = 712470