GCF and LCM Calculator Logo

What is the Least Common Multiple of 68770 and 68786?

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 68770 and 68786 is 2365206610.

LCM(68770,68786) = 2365206610

LCM Calculator and
and

Least Common Multiple of 68770 and 68786 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68770 and 68786, than apply into the LCM equation.

GCF(68770,68786) = 2
LCM(68770,68786) = ( 68770 × 68786) / 2
LCM(68770,68786) = 4730413220 / 2
LCM(68770,68786) = 2365206610

Least Common Multiple (LCM) of 68770 and 68786 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68770 and 68786. First we will calculate the prime factors of 68770 and 68786.

Prime Factorization of 68770

Prime factors of 68770 are 2, 5, 13, 23. Prime factorization of 68770 in exponential form is:

68770 = 21 × 51 × 131 × 232

Prime Factorization of 68786

Prime factors of 68786 are 2, 163, 211. Prime factorization of 68786 in exponential form is:

68786 = 21 × 1631 × 2111

Now multiplying the highest exponent prime factors to calculate the LCM of 68770 and 68786.

LCM(68770,68786) = 21 × 51 × 131 × 232 × 1631 × 2111
LCM(68770,68786) = 2365206610