What is the Least Common Multiple of 68431 and 68441?

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 68431 and 68441 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68431 and 68441, than apply into the LCM equation.

GCF(68431,68441) = 1
LCM(68431,68441) = ( 68431 × 68441) / 1
LCM(68431,68441) = 4683486071 / 1
LCM(68431,68441) = 4683486071

Least Common Multiple (LCM) of 68431 and 68441 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68431 and 68441. First we will calculate the prime factors of 68431 and 68441.

Prime Factorization of 68431

Prime Factorization of 68441

Now multiplying the highest exponent prime factors to calculate the LCM of 68431 and 68441.

LCM(68431,68441) = 11¹ × 6221¹ × 89¹ × 769¹
LCM(68431,68441) = 4683486071