What is the Least Common Multiple of 5516 and 5521?

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 5516 and 5521 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5516 and 5521, than apply into the LCM equation.

GCF(5516,5521) = 1
LCM(5516,5521) = ( 5516 × 5521) / 1
LCM(5516,5521) = 30453836 / 1
LCM(5516,5521) = 30453836

Least Common Multiple (LCM) of 5516 and 5521 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5516 and 5521. First we will calculate the prime factors of 5516 and 5521.

Prime Factorization of 5516

Prime Factorization of 5521

Now multiplying the highest exponent prime factors to calculate the LCM of 5516 and 5521.

LCM(5516,5521) = 2² × 7¹ × 197¹ × 5521¹
LCM(5516,5521) = 30453836