What is the Least Common Multiple of 86809 and 86813?

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 86809 and 86813 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86809 and 86813, than apply into the LCM equation.

GCF(86809,86813) = 1
LCM(86809,86813) = ( 86809 × 86813) / 1
LCM(86809,86813) = 7536149717 / 1
LCM(86809,86813) = 7536149717

Least Common Multiple (LCM) of 86809 and 86813 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86809 and 86813. First we will calculate the prime factors of 86809 and 86813.

Prime Factorization of 86809

Prime Factorization of 86813

Now multiplying the highest exponent prime factors to calculate the LCM of 86809 and 86813.

LCM(86809,86813) = 47¹ × 1847¹ × 86813¹
LCM(86809,86813) = 7536149717