GCF and LCM Calculator Logo

What is the Least Common Multiple of 17538 and 17556?

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 17538 and 17556 is 51316188.

LCM(17538,17556) = 51316188

LCM Calculator and
and

Least Common Multiple of 17538 and 17556 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17538 and 17556, than apply into the LCM equation.

GCF(17538,17556) = 6
LCM(17538,17556) = ( 17538 × 17556) / 6
LCM(17538,17556) = 307897128 / 6
LCM(17538,17556) = 51316188

Least Common Multiple (LCM) of 17538 and 17556 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17538 and 17556. First we will calculate the prime factors of 17538 and 17556.

Prime Factorization of 17538

Prime factors of 17538 are 2, 3, 37, 79. Prime factorization of 17538 in exponential form is:

17538 = 21 × 31 × 371 × 791

Prime Factorization of 17556

Prime factors of 17556 are 2, 3, 7, 11, 19. Prime factorization of 17556 in exponential form is:

17556 = 22 × 31 × 71 × 111 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 17538 and 17556.

LCM(17538,17556) = 22 × 31 × 371 × 791 × 71 × 111 × 191
LCM(17538,17556) = 51316188