What is the Least Common Multiple of 33643 and 33660?

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 33643 and 33660 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33643 and 33660, than apply into the LCM equation.

GCF(33643,33660) = 17
LCM(33643,33660) = ( 33643 × 33660) / 17
LCM(33643,33660) = 1132423380 / 17
LCM(33643,33660) = 66613140

Least Common Multiple (LCM) of 33643 and 33660 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33643 and 33660. First we will calculate the prime factors of 33643 and 33660.

Prime Factorization of 33643

Prime Factorization of 33660

Now multiplying the highest exponent prime factors to calculate the LCM of 33643 and 33660.

LCM(33643,33660) = 17¹ × 1979¹ × 2² × 3² × 5¹ × 11¹
LCM(33643,33660) = 66613140