What is the Least Common Multiple of 83889 and 83903?

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 83889 and 83903 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83889 and 83903, than apply into the LCM equation.

GCF(83889,83903) = 1
LCM(83889,83903) = ( 83889 × 83903) / 1
LCM(83889,83903) = 7038538767 / 1
LCM(83889,83903) = 7038538767

Least Common Multiple (LCM) of 83889 and 83903 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83889 and 83903. First we will calculate the prime factors of 83889 and 83903.

Prime Factorization of 83889

Prime Factorization of 83903

Now multiplying the highest exponent prime factors to calculate the LCM of 83889 and 83903.

LCM(83889,83903) = 3³ × 13¹ × 239¹ × 83903¹
LCM(83889,83903) = 7038538767