What is the Least Common Multiple of 86815 and 86822?

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 86815 and 86822 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86815 and 86822, than apply into the LCM equation.

GCF(86815,86822) = 1
LCM(86815,86822) = ( 86815 × 86822) / 1
LCM(86815,86822) = 7537451930 / 1
LCM(86815,86822) = 7537451930

Least Common Multiple (LCM) of 86815 and 86822 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86815 and 86822. First we will calculate the prime factors of 86815 and 86822.

Prime Factorization of 86815

Prime Factorization of 86822

Now multiplying the highest exponent prime factors to calculate the LCM of 86815 and 86822.

LCM(86815,86822) = 5¹ × 97¹ × 179¹ × 2¹ × 43411¹
LCM(86815,86822) = 7537451930