What is the Least Common Multiple of 5740 and 5758?

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 5740 and 5758 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5740 and 5758, than apply into the LCM equation.

GCF(5740,5758) = 2
LCM(5740,5758) = ( 5740 × 5758) / 2
LCM(5740,5758) = 33050920 / 2
LCM(5740,5758) = 16525460

Least Common Multiple (LCM) of 5740 and 5758 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5740 and 5758. First we will calculate the prime factors of 5740 and 5758.

Prime Factorization of 5740

Prime Factorization of 5758

Now multiplying the highest exponent prime factors to calculate the LCM of 5740 and 5758.

LCM(5740,5758) = 2² × 5¹ × 7¹ × 41¹ × 2879¹
LCM(5740,5758) = 16525460