What is the Least Common Multiple of 83648 and 83658?

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 83648 and 83658 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83648 and 83658, than apply into the LCM equation.

GCF(83648,83658) = 2
LCM(83648,83658) = ( 83648 × 83658) / 2
LCM(83648,83658) = 6997824384 / 2
LCM(83648,83658) = 3498912192

Least Common Multiple (LCM) of 83648 and 83658 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83648 and 83658. First we will calculate the prime factors of 83648 and 83658.

Prime Factorization of 83648

Prime Factorization of 83658

Now multiplying the highest exponent prime factors to calculate the LCM of 83648 and 83658.

LCM(83648,83658) = 2⁶ × 1307¹ × 3¹ × 73¹ × 191¹
LCM(83648,83658) = 3498912192