What is the Least Common Multiple of 76686 and 76706?

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 76686 and 76706 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76686 and 76706, than apply into the LCM equation.

GCF(76686,76706) = 2
LCM(76686,76706) = ( 76686 × 76706) / 2
LCM(76686,76706) = 5882276316 / 2
LCM(76686,76706) = 2941138158

Least Common Multiple (LCM) of 76686 and 76706 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76686 and 76706. First we will calculate the prime factors of 76686 and 76706.

Prime Factorization of 76686

Prime Factorization of 76706

Now multiplying the highest exponent prime factors to calculate the LCM of 76686 and 76706.

LCM(76686,76706) = 2¹ × 3¹ × 12781¹ × 7¹ × 5479¹
LCM(76686,76706) = 2941138158