What is the Least Common Multiple of 5509 and 5516?

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 5509 and 5516 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5509 and 5516, than apply into the LCM equation.

GCF(5509,5516) = 7
LCM(5509,5516) = ( 5509 × 5516) / 7
LCM(5509,5516) = 30387644 / 7
LCM(5509,5516) = 4341092

Least Common Multiple (LCM) of 5509 and 5516 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5509 and 5516. First we will calculate the prime factors of 5509 and 5516.

Prime Factorization of 5509

Prime Factorization of 5516

Now multiplying the highest exponent prime factors to calculate the LCM of 5509 and 5516.

LCM(5509,5516) = 7¹ × 787¹ × 2² × 197¹
LCM(5509,5516) = 4341092