What is the Least Common Multiple of 15109 and 15122?

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 15109 and 15122 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15109 and 15122, than apply into the LCM equation.

GCF(15109,15122) = 1
LCM(15109,15122) = ( 15109 × 15122) / 1
LCM(15109,15122) = 228478298 / 1
LCM(15109,15122) = 228478298

Least Common Multiple (LCM) of 15109 and 15122 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15109 and 15122. First we will calculate the prime factors of 15109 and 15122.

Prime Factorization of 15109

Prime Factorization of 15122

Now multiplying the highest exponent prime factors to calculate the LCM of 15109 and 15122.

LCM(15109,15122) = 29¹ × 521¹ × 2¹ × 7561¹
LCM(15109,15122) = 228478298