What is the Least Common Multiple of 28255 and 28265?

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 28255 and 28265 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28255 and 28265, than apply into the LCM equation.

GCF(28255,28265) = 5
LCM(28255,28265) = ( 28255 × 28265) / 5
LCM(28255,28265) = 798627575 / 5
LCM(28255,28265) = 159725515

Least Common Multiple (LCM) of 28255 and 28265 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28255 and 28265. First we will calculate the prime factors of 28255 and 28265.

Prime Factorization of 28255

Prime Factorization of 28265

Now multiplying the highest exponent prime factors to calculate the LCM of 28255 and 28265.

LCM(28255,28265) = 5¹ × 5651¹ × 5653¹
LCM(28255,28265) = 159725515