What is the Least Common Multiple of 25940 and 25958?

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 25940 and 25958 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25940 and 25958, than apply into the LCM equation.

GCF(25940,25958) = 2
LCM(25940,25958) = ( 25940 × 25958) / 2
LCM(25940,25958) = 673350520 / 2
LCM(25940,25958) = 336675260

Least Common Multiple (LCM) of 25940 and 25958 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25940 and 25958. First we will calculate the prime factors of 25940 and 25958.

Prime Factorization of 25940

Prime Factorization of 25958

Now multiplying the highest exponent prime factors to calculate the LCM of 25940 and 25958.

LCM(25940,25958) = 2² × 5¹ × 1297¹ × 12979¹
LCM(25940,25958) = 336675260