What is the Least Common Multiple of 6505 and 6518?

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 6505 and 6518 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6505 and 6518, than apply into the LCM equation.

GCF(6505,6518) = 1
LCM(6505,6518) = ( 6505 × 6518) / 1
LCM(6505,6518) = 42399590 / 1
LCM(6505,6518) = 42399590

Least Common Multiple (LCM) of 6505 and 6518 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6505 and 6518. First we will calculate the prime factors of 6505 and 6518.

Prime Factorization of 6505

Prime Factorization of 6518

Now multiplying the highest exponent prime factors to calculate the LCM of 6505 and 6518.

LCM(6505,6518) = 5¹ × 1301¹ × 2¹ × 3259¹
LCM(6505,6518) = 42399590