What is the Least Common Multiple of 84055 and 84065?

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 84055 and 84065 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84055 and 84065, than apply into the LCM equation.

GCF(84055,84065) = 5
LCM(84055,84065) = ( 84055 × 84065) / 5
LCM(84055,84065) = 7066083575 / 5
LCM(84055,84065) = 1413216715

Least Common Multiple (LCM) of 84055 and 84065 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84055 and 84065. First we will calculate the prime factors of 84055 and 84065.

Prime Factorization of 84055

Prime Factorization of 84065

Now multiplying the highest exponent prime factors to calculate the LCM of 84055 and 84065.

LCM(84055,84065) = 5¹ × 16811¹ × 17¹ × 23¹ × 43¹
LCM(84055,84065) = 1413216715