What is the Least Common Multiple of 5315 and 5321?

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 5315 and 5321 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5315 and 5321, than apply into the LCM equation.

GCF(5315,5321) = 1
LCM(5315,5321) = ( 5315 × 5321) / 1
LCM(5315,5321) = 28281115 / 1
LCM(5315,5321) = 28281115

Least Common Multiple (LCM) of 5315 and 5321 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5315 and 5321. First we will calculate the prime factors of 5315 and 5321.

Prime Factorization of 5315

Prime Factorization of 5321

Now multiplying the highest exponent prime factors to calculate the LCM of 5315 and 5321.

LCM(5315,5321) = 5¹ × 1063¹ × 17¹ × 313¹
LCM(5315,5321) = 28281115