What is the Least Common Multiple of 40081 and 40091?

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 40081 and 40091 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40081 and 40091, than apply into the LCM equation.

GCF(40081,40091) = 1
LCM(40081,40091) = ( 40081 × 40091) / 1
LCM(40081,40091) = 1606887371 / 1
LCM(40081,40091) = 1606887371

Least Common Multiple (LCM) of 40081 and 40091 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40081 and 40091. First we will calculate the prime factors of 40081 and 40091.

Prime Factorization of 40081

Prime Factorization of 40091

Now multiplying the highest exponent prime factors to calculate the LCM of 40081 and 40091.

LCM(40081,40091) = 149¹ × 269¹ × 47¹ × 853¹
LCM(40081,40091) = 1606887371