What is the Least Common Multiple of 69646 and 69658?

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 69646 and 69658 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69646 and 69658, than apply into the LCM equation.

GCF(69646,69658) = 2
LCM(69646,69658) = ( 69646 × 69658) / 2
LCM(69646,69658) = 4851401068 / 2
LCM(69646,69658) = 2425700534

Least Common Multiple (LCM) of 69646 and 69658 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69646 and 69658. First we will calculate the prime factors of 69646 and 69658.

Prime Factorization of 69646

Prime Factorization of 69658

Now multiplying the highest exponent prime factors to calculate the LCM of 69646 and 69658.

LCM(69646,69658) = 2¹ × 97¹ × 359¹ × 29¹ × 1201¹
LCM(69646,69658) = 2425700534