What is the Least Common Multiple of 68743 and 68761?

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 68743 and 68761 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68743 and 68761, than apply into the LCM equation.

GCF(68743,68761) = 1
LCM(68743,68761) = ( 68743 × 68761) / 1
LCM(68743,68761) = 4726837423 / 1
LCM(68743,68761) = 4726837423

Least Common Multiple (LCM) of 68743 and 68761 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68743 and 68761. First we will calculate the prime factors of 68743 and 68761.

Prime Factorization of 68743

Prime Factorization of 68761

Now multiplying the highest exponent prime factors to calculate the LCM of 68743 and 68761.

LCM(68743,68761) = 68743¹ × 7¹ × 11¹ × 19¹ × 47¹
LCM(68743,68761) = 4726837423