What is the Least Common Multiple of 7623 and 7629?

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 7623 and 7629 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7623 and 7629, than apply into the LCM equation.

GCF(7623,7629) = 3
LCM(7623,7629) = ( 7623 × 7629) / 3
LCM(7623,7629) = 58155867 / 3
LCM(7623,7629) = 19385289

Least Common Multiple (LCM) of 7623 and 7629 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7623 and 7629. First we will calculate the prime factors of 7623 and 7629.

Prime Factorization of 7623

Prime Factorization of 7629

Now multiplying the highest exponent prime factors to calculate the LCM of 7623 and 7629.

LCM(7623,7629) = 3² × 7¹ × 11² × 2543¹
LCM(7623,7629) = 19385289