What is the Least Common Multiple of 81943 and 81959?

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 81943 and 81959 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81943 and 81959, than apply into the LCM equation.

GCF(81943,81959) = 1
LCM(81943,81959) = ( 81943 × 81959) / 1
LCM(81943,81959) = 6715966337 / 1
LCM(81943,81959) = 6715966337

Least Common Multiple (LCM) of 81943 and 81959 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81943 and 81959. First we will calculate the prime factors of 81943 and 81959.

Prime Factorization of 81943

Prime Factorization of 81959

Now multiplying the highest exponent prime factors to calculate the LCM of 81943 and 81959.

LCM(81943,81959) = 81943¹ × 41¹ × 1999¹
LCM(81943,81959) = 6715966337