What is the Least Common Multiple of 57722 and 57742?

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 57722 and 57742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57722 and 57742, than apply into the LCM equation.

GCF(57722,57742) = 2
LCM(57722,57742) = ( 57722 × 57742) / 2
LCM(57722,57742) = 3332983724 / 2
LCM(57722,57742) = 1666491862

Least Common Multiple (LCM) of 57722 and 57742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57722 and 57742. First we will calculate the prime factors of 57722 and 57742.

Prime Factorization of 57722

Prime Factorization of 57742

Now multiplying the highest exponent prime factors to calculate the LCM of 57722 and 57742.

LCM(57722,57742) = 2¹ × 7² × 19¹ × 31¹ × 28871¹
LCM(57722,57742) = 1666491862