GCF and LCM Calculator Logo

What is the Least Common Multiple of 7782 and 7786?

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 7782 and 7786 is 30295326.

LCM(7782,7786) = 30295326

LCM Calculator and
and

Least Common Multiple of 7782 and 7786 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7782 and 7786, than apply into the LCM equation.

GCF(7782,7786) = 2
LCM(7782,7786) = ( 7782 × 7786) / 2
LCM(7782,7786) = 60590652 / 2
LCM(7782,7786) = 30295326

Least Common Multiple (LCM) of 7782 and 7786 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7782 and 7786. First we will calculate the prime factors of 7782 and 7786.

Prime Factorization of 7782

Prime factors of 7782 are 2, 3, 1297. Prime factorization of 7782 in exponential form is:

7782 = 21 × 31 × 12971

Prime Factorization of 7786

Prime factors of 7786 are 2, 17, 229. Prime factorization of 7786 in exponential form is:

7786 = 21 × 171 × 2291

Now multiplying the highest exponent prime factors to calculate the LCM of 7782 and 7786.

LCM(7782,7786) = 21 × 31 × 12971 × 171 × 2291
LCM(7782,7786) = 30295326