What is the Least Common Multiple of 65805 and 65811?

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 65805 and 65811 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65805 and 65811, than apply into the LCM equation.

GCF(65805,65811) = 3
LCM(65805,65811) = ( 65805 × 65811) / 3
LCM(65805,65811) = 4330692855 / 3
LCM(65805,65811) = 1443564285

Least Common Multiple (LCM) of 65805 and 65811 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65805 and 65811. First we will calculate the prime factors of 65805 and 65811.

Prime Factorization of 65805

Prime Factorization of 65811

Now multiplying the highest exponent prime factors to calculate the LCM of 65805 and 65811.

LCM(65805,65811) = 3¹ × 5¹ × 41¹ × 107¹ × 21937¹
LCM(65805,65811) = 1443564285