GCF and LCM Calculator Logo

What is the Least Common Multiple of 9108 and 9128?

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 9108 and 9128 is 20784456.

LCM(9108,9128) = 20784456

LCM Calculator and
and

Least Common Multiple of 9108 and 9128 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9108 and 9128, than apply into the LCM equation.

GCF(9108,9128) = 4
LCM(9108,9128) = ( 9108 × 9128) / 4
LCM(9108,9128) = 83137824 / 4
LCM(9108,9128) = 20784456

Least Common Multiple (LCM) of 9108 and 9128 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9108 and 9128. First we will calculate the prime factors of 9108 and 9128.

Prime Factorization of 9108

Prime factors of 9108 are 2, 3, 11, 23. Prime factorization of 9108 in exponential form is:

9108 = 22 × 32 × 111 × 231

Prime Factorization of 9128

Prime factors of 9128 are 2, 7, 163. Prime factorization of 9128 in exponential form is:

9128 = 23 × 71 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 9108 and 9128.

LCM(9108,9128) = 23 × 32 × 111 × 231 × 71 × 1631
LCM(9108,9128) = 20784456