What is the Least Common Multiple of 3678 and 3693?

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 3678 and 3693 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3678 and 3693, than apply into the LCM equation.

GCF(3678,3693) = 3
LCM(3678,3693) = ( 3678 × 3693) / 3
LCM(3678,3693) = 13582854 / 3
LCM(3678,3693) = 4527618

Least Common Multiple (LCM) of 3678 and 3693 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3678 and 3693. First we will calculate the prime factors of 3678 and 3693.

Prime Factorization of 3678

Prime Factorization of 3693

Now multiplying the highest exponent prime factors to calculate the LCM of 3678 and 3693.

LCM(3678,3693) = 2¹ × 3¹ × 613¹ × 1231¹
LCM(3678,3693) = 4527618