What is the Least Common Multiple of 78331 and 78347?

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 78331 and 78347 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78331 and 78347, than apply into the LCM equation.

GCF(78331,78347) = 1
LCM(78331,78347) = ( 78331 × 78347) / 1
LCM(78331,78347) = 6136998857 / 1
LCM(78331,78347) = 6136998857

Least Common Multiple (LCM) of 78331 and 78347 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78331 and 78347. First we will calculate the prime factors of 78331 and 78347.

Prime Factorization of 78331

Prime Factorization of 78347

Now multiplying the highest exponent prime factors to calculate the LCM of 78331 and 78347.

LCM(78331,78347) = 11¹ × 7121¹ × 78347¹
LCM(78331,78347) = 6136998857