GCF and LCM Calculator Logo

What is the Least Common Multiple of 13657 and 13668?

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 13657 and 13668 is 186663876.

LCM(13657,13668) = 186663876

LCM Calculator and
and

Least Common Multiple of 13657 and 13668 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13657 and 13668, than apply into the LCM equation.

GCF(13657,13668) = 1
LCM(13657,13668) = ( 13657 × 13668) / 1
LCM(13657,13668) = 186663876 / 1
LCM(13657,13668) = 186663876

Least Common Multiple (LCM) of 13657 and 13668 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13657 and 13668. First we will calculate the prime factors of 13657 and 13668.

Prime Factorization of 13657

Prime factors of 13657 are 7, 1951. Prime factorization of 13657 in exponential form is:

13657 = 71 × 19511

Prime Factorization of 13668

Prime factors of 13668 are 2, 3, 17, 67. Prime factorization of 13668 in exponential form is:

13668 = 22 × 31 × 171 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 13657 and 13668.

LCM(13657,13668) = 71 × 19511 × 22 × 31 × 171 × 671
LCM(13657,13668) = 186663876