What is the Least Common Multiple of 78086 and 78106?

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 78086 and 78106 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78086 and 78106, than apply into the LCM equation.

GCF(78086,78106) = 2
LCM(78086,78106) = ( 78086 × 78106) / 2
LCM(78086,78106) = 6098985116 / 2
LCM(78086,78106) = 3049492558

Least Common Multiple (LCM) of 78086 and 78106 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78086 and 78106. First we will calculate the prime factors of 78086 and 78106.

Prime Factorization of 78086

Prime Factorization of 78106

Now multiplying the highest exponent prime factors to calculate the LCM of 78086 and 78106.

LCM(78086,78106) = 2¹ × 39043¹ × 7² × 797¹
LCM(78086,78106) = 3049492558