What is the Least Common Multiple of 28076 and 28081?

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 of 28076 and 28081 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28076 and 28081, than apply into the LCM equation.

GCF(28076,28081) = 1
LCM(28076,28081) = ( 28076 × 28081) / 1
LCM(28076,28081) = 788402156 / 1
LCM(28076,28081) = 788402156

Least Common Multiple (LCM) of 28076 and 28081 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28076 and 28081. First we will calculate the prime factors of 28076 and 28081.

Prime Factorization of 28076

Prime Factorization of 28081

Now multiplying the highest exponent prime factors to calculate the LCM of 28076 and 28081.

LCM(28076,28081) = 2² × 7019¹ × 28081¹
LCM(28076,28081) = 788402156