What is the Least Common Multiple of 65215 and 65228?

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 65215 and 65228 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65215 and 65228, than apply into the LCM equation.

GCF(65215,65228) = 1
LCM(65215,65228) = ( 65215 × 65228) / 1
LCM(65215,65228) = 4253844020 / 1
LCM(65215,65228) = 4253844020

Least Common Multiple (LCM) of 65215 and 65228 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65215 and 65228. First we will calculate the prime factors of 65215 and 65228.

Prime Factorization of 65215

Prime Factorization of 65228

Now multiplying the highest exponent prime factors to calculate the LCM of 65215 and 65228.

LCM(65215,65228) = 5¹ × 13043¹ × 2² × 23¹ × 709¹
LCM(65215,65228) = 4253844020