What is the Least Common Multiple of 81086 and 81103?

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 81086 and 81103 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81086 and 81103, than apply into the LCM equation.

GCF(81086,81103) = 1
LCM(81086,81103) = ( 81086 × 81103) / 1
LCM(81086,81103) = 6576317858 / 1
LCM(81086,81103) = 6576317858

Least Common Multiple (LCM) of 81086 and 81103 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81086 and 81103. First we will calculate the prime factors of 81086 and 81103.

Prime Factorization of 81086

Prime Factorization of 81103

Now multiplying the highest exponent prime factors to calculate the LCM of 81086 and 81103.

LCM(81086,81103) = 2¹ × 40543¹ × 11¹ × 73¹ × 101¹
LCM(81086,81103) = 6576317858