What is the Least Common Multiple of 83408 and 83416?

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 83408 and 83416 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83408 and 83416, than apply into the LCM equation.

GCF(83408,83416) = 8
LCM(83408,83416) = ( 83408 × 83416) / 8
LCM(83408,83416) = 6957561728 / 8
LCM(83408,83416) = 869695216

Least Common Multiple (LCM) of 83408 and 83416 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83408 and 83416. First we will calculate the prime factors of 83408 and 83416.

Prime Factorization of 83408

Prime Factorization of 83416

Now multiplying the highest exponent prime factors to calculate the LCM of 83408 and 83416.

LCM(83408,83416) = 2⁴ × 13¹ × 401¹ × 10427¹
LCM(83408,83416) = 869695216