What is the Least Common Multiple of 5668 and 5681?

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 5668 and 5681 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5668 and 5681, than apply into the LCM equation.

GCF(5668,5681) = 13
LCM(5668,5681) = ( 5668 × 5681) / 13
LCM(5668,5681) = 32199908 / 13
LCM(5668,5681) = 2476916

Least Common Multiple (LCM) of 5668 and 5681 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5668 and 5681. First we will calculate the prime factors of 5668 and 5681.

Prime Factorization of 5668

Prime Factorization of 5681

Now multiplying the highest exponent prime factors to calculate the LCM of 5668 and 5681.

LCM(5668,5681) = 2² × 13¹ × 109¹ × 19¹ × 23¹
LCM(5668,5681) = 2476916