What is the Least Common Multiple of 68770 and 68775?

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 of 68770 and 68775 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 68775, than apply into the LCM equation.

GCF(68770,68775) = 5
LCM(68770,68775) = ( 68770 × 68775) / 5
LCM(68770,68775) = 4729656750 / 5
LCM(68770,68775) = 945931350

Least Common Multiple (LCM) of 68770 and 68775 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68770 and 68775. First we will calculate the prime factors of 68770 and 68775.

Prime Factorization of 68770

Prime Factorization of 68775

Now multiplying the highest exponent prime factors to calculate the LCM of 68770 and 68775.

LCM(68770,68775) = 2¹ × 5² × 13¹ × 23² × 3¹ × 7¹ × 131¹
LCM(68770,68775) = 945931350