GCF and LCM Calculator Logo

What is the Least Common Multiple of 28302 and 28318?

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 28302 and 28318 is 400728018.

LCM(28302,28318) = 400728018

LCM Calculator and
and

Least Common Multiple of 28302 and 28318 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28302 and 28318, than apply into the LCM equation.

GCF(28302,28318) = 2
LCM(28302,28318) = ( 28302 × 28318) / 2
LCM(28302,28318) = 801456036 / 2
LCM(28302,28318) = 400728018

Least Common Multiple (LCM) of 28302 and 28318 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28302 and 28318. First we will calculate the prime factors of 28302 and 28318.

Prime Factorization of 28302

Prime factors of 28302 are 2, 3, 53, 89. Prime factorization of 28302 in exponential form is:

28302 = 21 × 31 × 531 × 891

Prime Factorization of 28318

Prime factors of 28318 are 2, 14159. Prime factorization of 28318 in exponential form is:

28318 = 21 × 141591

Now multiplying the highest exponent prime factors to calculate the LCM of 28302 and 28318.

LCM(28302,28318) = 21 × 31 × 531 × 891 × 141591
LCM(28302,28318) = 400728018