What is the Least Common Multiple of 7698 and 7713?

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 7698 and 7713 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7698 and 7713, than apply into the LCM equation.

GCF(7698,7713) = 3
LCM(7698,7713) = ( 7698 × 7713) / 3
LCM(7698,7713) = 59374674 / 3
LCM(7698,7713) = 19791558

Least Common Multiple (LCM) of 7698 and 7713 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7698 and 7713. First we will calculate the prime factors of 7698 and 7713.

Prime Factorization of 7698

Prime Factorization of 7713

Now multiplying the highest exponent prime factors to calculate the LCM of 7698 and 7713.

LCM(7698,7713) = 2¹ × 3² × 1283¹ × 857¹
LCM(7698,7713) = 19791558