What is the Least Common Multiple of 12938 and 12943?

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 12938 and 12943 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12938 and 12943, than apply into the LCM equation.

GCF(12938,12943) = 1
LCM(12938,12943) = ( 12938 × 12943) / 1
LCM(12938,12943) = 167456534 / 1
LCM(12938,12943) = 167456534

Least Common Multiple (LCM) of 12938 and 12943 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12938 and 12943. First we will calculate the prime factors of 12938 and 12943.

Prime Factorization of 12938

Prime Factorization of 12943

Now multiplying the highest exponent prime factors to calculate the LCM of 12938 and 12943.

LCM(12938,12943) = 2¹ × 6469¹ × 7¹ × 43²
LCM(12938,12943) = 167456534