What is the Least Common Multiple of 84131 and 84146?

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 84131 and 84146 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84131 and 84146, than apply into the LCM equation.

GCF(84131,84146) = 1
LCM(84131,84146) = ( 84131 × 84146) / 1
LCM(84131,84146) = 7079287126 / 1
LCM(84131,84146) = 7079287126

Least Common Multiple (LCM) of 84131 and 84146 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84131 and 84146. First we will calculate the prime factors of 84131 and 84146.

Prime Factorization of 84131

Prime Factorization of 84146

Now multiplying the highest exponent prime factors to calculate the LCM of 84131 and 84146.

LCM(84131,84146) = 84131¹ × 2¹ × 42073¹
LCM(84131,84146) = 7079287126