What is the Least Common Multiple of 25109 and 25123?

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 25109 and 25123 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25109 and 25123, than apply into the LCM equation.

GCF(25109,25123) = 7
LCM(25109,25123) = ( 25109 × 25123) / 7
LCM(25109,25123) = 630813407 / 7
LCM(25109,25123) = 90116201

Least Common Multiple (LCM) of 25109 and 25123 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25109 and 25123. First we will calculate the prime factors of 25109 and 25123.

Prime Factorization of 25109

Prime Factorization of 25123

Now multiplying the highest exponent prime factors to calculate the LCM of 25109 and 25123.

LCM(25109,25123) = 7¹ × 17¹ × 211¹ × 37¹ × 97¹
LCM(25109,25123) = 90116201