What is the Least Common Multiple of 57828 and 57842?

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 57828 and 57842 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57828 and 57842, than apply into the LCM equation.

GCF(57828,57842) = 2
LCM(57828,57842) = ( 57828 × 57842) / 2
LCM(57828,57842) = 3344887176 / 2
LCM(57828,57842) = 1672443588

Least Common Multiple (LCM) of 57828 and 57842 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57828 and 57842. First we will calculate the prime factors of 57828 and 57842.

Prime Factorization of 57828

Prime Factorization of 57842

Now multiplying the highest exponent prime factors to calculate the LCM of 57828 and 57842.

LCM(57828,57842) = 2² × 3¹ × 61¹ × 79¹ × 28921¹
LCM(57828,57842) = 1672443588