What is the Least Common Multiple of 71812 and 71826?

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 71812 and 71826 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71812 and 71826, than apply into the LCM equation.

GCF(71812,71826) = 2
LCM(71812,71826) = ( 71812 × 71826) / 2
LCM(71812,71826) = 5157968712 / 2
LCM(71812,71826) = 2578984356

Least Common Multiple (LCM) of 71812 and 71826 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71812 and 71826. First we will calculate the prime factors of 71812 and 71826.

Prime Factorization of 71812

Prime Factorization of 71826

Now multiplying the highest exponent prime factors to calculate the LCM of 71812 and 71826.

LCM(71812,71826) = 2² × 13¹ × 1381¹ × 3¹ × 11971¹
LCM(71812,71826) = 2578984356