GCF and LCM Calculator Logo

What is the Least Common Multiple of 25662 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 (LCM) of 25662 and 25681 is 659025822.

LCM(25662,25681) = 659025822

LCM Calculator and
and

Least Common Multiple of 25662 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 25662 and 25681, than apply into the LCM equation.

GCF(25662,25681) = 1
LCM(25662,25681) = ( 25662 × 25681) / 1
LCM(25662,25681) = 659025822 / 1
LCM(25662,25681) = 659025822

Least Common Multiple (LCM) of 25662 and 25681 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25662 and 25681. First we will calculate the prime factors of 25662 and 25681.

Prime Factorization of 25662

Prime factors of 25662 are 2, 3, 7, 13, 47. Prime factorization of 25662 in exponential form is:

25662 = 21 × 31 × 71 × 131 × 471

Prime Factorization of 25681

Prime factors of 25681 are 61, 421. Prime factorization of 25681 in exponential form is:

25681 = 611 × 4211

Now multiplying the highest exponent prime factors to calculate the LCM of 25662 and 25681.

LCM(25662,25681) = 21 × 31 × 71 × 131 × 471 × 611 × 4211
LCM(25662,25681) = 659025822