GCF and LCM Calculator Logo

What is the Least Common Multiple of 3657 and 3666?

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 (LCM) of 3657 and 3666 is 4468854.

LCM(3657,3666) = 4468854

LCM Calculator and
and

Least Common Multiple of 3657 and 3666 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3657 and 3666, than apply into the LCM equation.

GCF(3657,3666) = 3
LCM(3657,3666) = ( 3657 × 3666) / 3
LCM(3657,3666) = 13406562 / 3
LCM(3657,3666) = 4468854

Least Common Multiple (LCM) of 3657 and 3666 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3657 and 3666. First we will calculate the prime factors of 3657 and 3666.

Prime Factorization of 3657

Prime factors of 3657 are 3, 23, 53. Prime factorization of 3657 in exponential form is:

3657 = 31 × 231 × 531

Prime Factorization of 3666

Prime factors of 3666 are 2, 3, 13, 47. Prime factorization of 3666 in exponential form is:

3666 = 21 × 31 × 131 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 3657 and 3666.

LCM(3657,3666) = 31 × 231 × 531 × 21 × 131 × 471
LCM(3657,3666) = 4468854