GCF and LCM Calculator Logo

What is the Least Common Multiple of 28028 and 28032?

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 28028 and 28032 is 196420224.

LCM(28028,28032) = 196420224

LCM Calculator and
and

Least Common Multiple of 28028 and 28032 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28028 and 28032, than apply into the LCM equation.

GCF(28028,28032) = 4
LCM(28028,28032) = ( 28028 × 28032) / 4
LCM(28028,28032) = 785680896 / 4
LCM(28028,28032) = 196420224

Least Common Multiple (LCM) of 28028 and 28032 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28028 and 28032. First we will calculate the prime factors of 28028 and 28032.

Prime Factorization of 28028

Prime factors of 28028 are 2, 7, 11, 13. Prime factorization of 28028 in exponential form is:

28028 = 22 × 72 × 111 × 131

Prime Factorization of 28032

Prime factors of 28032 are 2, 3, 73. Prime factorization of 28032 in exponential form is:

28032 = 27 × 31 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 28028 and 28032.

LCM(28028,28032) = 27 × 72 × 111 × 131 × 31 × 731
LCM(28028,28032) = 196420224