What is the Least Common Multiple of 69764 and 69768?

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 69764 and 69768 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69764 and 69768, than apply into the LCM equation.

GCF(69764,69768) = 4
LCM(69764,69768) = ( 69764 × 69768) / 4
LCM(69764,69768) = 4867294752 / 4
LCM(69764,69768) = 1216823688

Least Common Multiple (LCM) of 69764 and 69768 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69764 and 69768. First we will calculate the prime factors of 69764 and 69768.

Prime Factorization of 69764

Prime Factorization of 69768

Now multiplying the highest exponent prime factors to calculate the LCM of 69764 and 69768.

LCM(69764,69768) = 2³ × 107¹ × 163¹ × 3³ × 17¹ × 19¹
LCM(69764,69768) = 1216823688