GCF and LCM Calculator Logo

What is the Least Common Multiple of 28100 and 28116?

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 28100 and 28116 is 197514900.

LCM(28100,28116) = 197514900

LCM Calculator and
and

Least Common Multiple of 28100 and 28116 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28100 and 28116, than apply into the LCM equation.

GCF(28100,28116) = 4
LCM(28100,28116) = ( 28100 × 28116) / 4
LCM(28100,28116) = 790059600 / 4
LCM(28100,28116) = 197514900

Least Common Multiple (LCM) of 28100 and 28116 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28100 and 28116. First we will calculate the prime factors of 28100 and 28116.

Prime Factorization of 28100

Prime factors of 28100 are 2, 5, 281. Prime factorization of 28100 in exponential form is:

28100 = 22 × 52 × 2811

Prime Factorization of 28116

Prime factors of 28116 are 2, 3, 11, 71. Prime factorization of 28116 in exponential form is:

28116 = 22 × 32 × 111 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 28100 and 28116.

LCM(28100,28116) = 22 × 52 × 2811 × 32 × 111 × 711
LCM(28100,28116) = 197514900