What is the Least Common Multiple of 69722 and 69742?

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 69722 and 69742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69722 and 69742, than apply into the LCM equation.

GCF(69722,69742) = 2
LCM(69722,69742) = ( 69722 × 69742) / 2
LCM(69722,69742) = 4862551724 / 2
LCM(69722,69742) = 2431275862

Least Common Multiple (LCM) of 69722 and 69742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69722 and 69742. First we will calculate the prime factors of 69722 and 69742.

Prime Factorization of 69722

Prime Factorization of 69742

Now multiplying the highest exponent prime factors to calculate the LCM of 69722 and 69742.

LCM(69722,69742) = 2¹ × 71¹ × 491¹ × 34871¹
LCM(69722,69742) = 2431275862