What is the Least Common Multiple of 68931 and 68943?

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 68931 and 68943 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68931 and 68943, than apply into the LCM equation.

GCF(68931,68943) = 3
LCM(68931,68943) = ( 68931 × 68943) / 3
LCM(68931,68943) = 4752309933 / 3
LCM(68931,68943) = 1584103311

Least Common Multiple (LCM) of 68931 and 68943 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68931 and 68943. First we will calculate the prime factors of 68931 and 68943.

Prime Factorization of 68931

Prime Factorization of 68943

Now multiplying the highest exponent prime factors to calculate the LCM of 68931 and 68943.

LCM(68931,68943) = 3⁴ × 23¹ × 37¹ × 7³ × 67¹
LCM(68931,68943) = 1584103311