What is the Least Common Multiple of 81097 and 81115?

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 81097 and 81115 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81097 and 81115, than apply into the LCM equation.

GCF(81097,81115) = 1
LCM(81097,81115) = ( 81097 × 81115) / 1
LCM(81097,81115) = 6578183155 / 1
LCM(81097,81115) = 6578183155

Least Common Multiple (LCM) of 81097 and 81115 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81097 and 81115. First we will calculate the prime factors of 81097 and 81115.

Prime Factorization of 81097

Prime Factorization of 81115

Now multiplying the highest exponent prime factors to calculate the LCM of 81097 and 81115.

LCM(81097,81115) = 81097¹ × 5¹ × 16223¹
LCM(81097,81115) = 6578183155