What is the Least Common Multiple of 7629 and 7641?

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 7629 and 7641 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7629 and 7641, than apply into the LCM equation.

GCF(7629,7641) = 3
LCM(7629,7641) = ( 7629 × 7641) / 3
LCM(7629,7641) = 58293189 / 3
LCM(7629,7641) = 19431063

Least Common Multiple (LCM) of 7629 and 7641 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7629 and 7641. First we will calculate the prime factors of 7629 and 7641.

Prime Factorization of 7629

Prime Factorization of 7641

Now multiplying the highest exponent prime factors to calculate the LCM of 7629 and 7641.

LCM(7629,7641) = 3³ × 2543¹ × 283¹
LCM(7629,7641) = 19431063