What is the Least Common Multiple of 5515 and 5528?

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 5515 and 5528 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5515 and 5528, than apply into the LCM equation.

GCF(5515,5528) = 1
LCM(5515,5528) = ( 5515 × 5528) / 1
LCM(5515,5528) = 30486920 / 1
LCM(5515,5528) = 30486920

Least Common Multiple (LCM) of 5515 and 5528 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5515 and 5528. First we will calculate the prime factors of 5515 and 5528.

Prime Factorization of 5515

Prime Factorization of 5528

Now multiplying the highest exponent prime factors to calculate the LCM of 5515 and 5528.

LCM(5515,5528) = 5¹ × 1103¹ × 2³ × 691¹
LCM(5515,5528) = 30486920