GCF and LCM Calculator Logo

What is the Least Common Multiple of 55770 and 55774?

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 55770 and 55774 is 1555257990.

LCM(55770,55774) = 1555257990

LCM Calculator and
and

Least Common Multiple of 55770 and 55774 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55770 and 55774, than apply into the LCM equation.

GCF(55770,55774) = 2
LCM(55770,55774) = ( 55770 × 55774) / 2
LCM(55770,55774) = 3110515980 / 2
LCM(55770,55774) = 1555257990

Least Common Multiple (LCM) of 55770 and 55774 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55770 and 55774. First we will calculate the prime factors of 55770 and 55774.

Prime Factorization of 55770

Prime factors of 55770 are 2, 3, 5, 11, 13. Prime factorization of 55770 in exponential form is:

55770 = 21 × 31 × 51 × 111 × 132

Prime Factorization of 55774

Prime factors of 55774 are 2, 79, 353. Prime factorization of 55774 in exponential form is:

55774 = 21 × 791 × 3531

Now multiplying the highest exponent prime factors to calculate the LCM of 55770 and 55774.

LCM(55770,55774) = 21 × 31 × 51 × 111 × 132 × 791 × 3531
LCM(55770,55774) = 1555257990