What is the Least Common Multiple of 57554 and 57558?

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 57554 and 57558 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57554 and 57558, than apply into the LCM equation.

GCF(57554,57558) = 2
LCM(57554,57558) = ( 57554 × 57558) / 2
LCM(57554,57558) = 3312693132 / 2
LCM(57554,57558) = 1656346566

Least Common Multiple (LCM) of 57554 and 57558 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57554 and 57558. First we will calculate the prime factors of 57554 and 57558.

Prime Factorization of 57554

Prime Factorization of 57558

Now multiplying the highest exponent prime factors to calculate the LCM of 57554 and 57558.

LCM(57554,57558) = 2¹ × 7¹ × 4111¹ × 3¹ × 53¹ × 181¹
LCM(57554,57558) = 1656346566