GCF and LCM Calculator Logo

What is the Least Common Multiple of 2380 and 2391?

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 2380 and 2391 is 5690580.

LCM(2380,2391) = 5690580

LCM Calculator and
and

Least Common Multiple of 2380 and 2391 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2380 and 2391, than apply into the LCM equation.

GCF(2380,2391) = 1
LCM(2380,2391) = ( 2380 × 2391) / 1
LCM(2380,2391) = 5690580 / 1
LCM(2380,2391) = 5690580

Least Common Multiple (LCM) of 2380 and 2391 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2380 and 2391. First we will calculate the prime factors of 2380 and 2391.

Prime Factorization of 2380

Prime factors of 2380 are 2, 5, 7, 17. Prime factorization of 2380 in exponential form is:

2380 = 22 × 51 × 71 × 171

Prime Factorization of 2391

Prime factors of 2391 are 3, 797. Prime factorization of 2391 in exponential form is:

2391 = 31 × 7971

Now multiplying the highest exponent prime factors to calculate the LCM of 2380 and 2391.

LCM(2380,2391) = 22 × 51 × 71 × 171 × 31 × 7971
LCM(2380,2391) = 5690580