What is the Least Common Multiple of 83178 and 83198?

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 83178 and 83198 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83178 and 83198, than apply into the LCM equation.

GCF(83178,83198) = 2
LCM(83178,83198) = ( 83178 × 83198) / 2
LCM(83178,83198) = 6920243244 / 2
LCM(83178,83198) = 3460121622

Least Common Multiple (LCM) of 83178 and 83198 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83178 and 83198. First we will calculate the prime factors of 83178 and 83198.

Prime Factorization of 83178

Prime Factorization of 83198

Now multiplying the highest exponent prime factors to calculate the LCM of 83178 and 83198.

LCM(83178,83198) = 2¹ × 3² × 4621¹ × 17¹ × 2447¹
LCM(83178,83198) = 3460121622