What is the Least Common Multiple of 25669 and 25681?

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 25669 and 25681 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25669 and 25681, than apply into the LCM equation.

GCF(25669,25681) = 1
LCM(25669,25681) = ( 25669 × 25681) / 1
LCM(25669,25681) = 659205589 / 1
LCM(25669,25681) = 659205589

Least Common Multiple (LCM) of 25669 and 25681 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25669 and 25681. First we will calculate the prime factors of 25669 and 25681.

Prime Factorization of 25669

Prime Factorization of 25681

Now multiplying the highest exponent prime factors to calculate the LCM of 25669 and 25681.

LCM(25669,25681) = 7¹ × 19¹ × 193¹ × 61¹ × 421¹
LCM(25669,25681) = 659205589