What is the Least Common Multiple of 83109 and 83115?

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 83109 and 83115 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83109 and 83115, than apply into the LCM equation.

GCF(83109,83115) = 3
LCM(83109,83115) = ( 83109 × 83115) / 3
LCM(83109,83115) = 6907604535 / 3
LCM(83109,83115) = 2302534845

Least Common Multiple (LCM) of 83109 and 83115 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83109 and 83115. First we will calculate the prime factors of 83109 and 83115.

Prime Factorization of 83109

Prime Factorization of 83115

Now multiplying the highest exponent prime factors to calculate the LCM of 83109 and 83115.

LCM(83109,83115) = 3² × 13¹ × 2131¹ × 5¹ × 1847¹
LCM(83109,83115) = 2302534845