GCF and LCM Calculator Logo

What is the Least Common Multiple of 2649 and 2656?

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 2649 and 2656 is 7035744.

LCM(2649,2656) = 7035744

LCM Calculator and
and

Least Common Multiple of 2649 and 2656 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2649 and 2656, than apply into the LCM equation.

GCF(2649,2656) = 1
LCM(2649,2656) = ( 2649 × 2656) / 1
LCM(2649,2656) = 7035744 / 1
LCM(2649,2656) = 7035744

Least Common Multiple (LCM) of 2649 and 2656 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2649 and 2656. First we will calculate the prime factors of 2649 and 2656.

Prime Factorization of 2649

Prime factors of 2649 are 3, 883. Prime factorization of 2649 in exponential form is:

2649 = 31 × 8831

Prime Factorization of 2656

Prime factors of 2656 are 2, 83. Prime factorization of 2656 in exponential form is:

2656 = 25 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 2649 and 2656.

LCM(2649,2656) = 31 × 8831 × 25 × 831
LCM(2649,2656) = 7035744