What is the Least Common Multiple of 6628 and 6643?

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 6628 and 6643 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6628 and 6643, than apply into the LCM equation.

GCF(6628,6643) = 1
LCM(6628,6643) = ( 6628 × 6643) / 1
LCM(6628,6643) = 44029804 / 1
LCM(6628,6643) = 44029804

Least Common Multiple (LCM) of 6628 and 6643 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6628 and 6643. First we will calculate the prime factors of 6628 and 6643.

Prime Factorization of 6628

Prime Factorization of 6643

Now multiplying the highest exponent prime factors to calculate the LCM of 6628 and 6643.

LCM(6628,6643) = 2² × 1657¹ × 7¹ × 13¹ × 73¹
LCM(6628,6643) = 44029804