What is the Least Common Multiple of 7854 and 7859?

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 7854 and 7859 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7854 and 7859, than apply into the LCM equation.

GCF(7854,7859) = 1
LCM(7854,7859) = ( 7854 × 7859) / 1
LCM(7854,7859) = 61724586 / 1
LCM(7854,7859) = 61724586

Least Common Multiple (LCM) of 7854 and 7859 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7854 and 7859. First we will calculate the prime factors of 7854 and 7859.

Prime Factorization of 7854

Prime Factorization of 7859

Now multiplying the highest exponent prime factors to calculate the LCM of 7854 and 7859.

LCM(7854,7859) = 2¹ × 3¹ × 7¹ × 11¹ × 17¹ × 29¹ × 271¹
LCM(7854,7859) = 61724586