What is the Least Common Multiple of 25443 and 25460?

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 25443 and 25460 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25443 and 25460, than apply into the LCM equation.

GCF(25443,25460) = 1
LCM(25443,25460) = ( 25443 × 25460) / 1
LCM(25443,25460) = 647778780 / 1
LCM(25443,25460) = 647778780

Least Common Multiple (LCM) of 25443 and 25460 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25443 and 25460. First we will calculate the prime factors of 25443 and 25460.

Prime Factorization of 25443

Prime Factorization of 25460

Now multiplying the highest exponent prime factors to calculate the LCM of 25443 and 25460.

LCM(25443,25460) = 3² × 11¹ × 257¹ × 2² × 5¹ × 19¹ × 67¹
LCM(25443,25460) = 647778780