What is the Least Common Multiple of 67861 and 67871?

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 67861 and 67871 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67861 and 67871, than apply into the LCM equation.

GCF(67861,67871) = 1
LCM(67861,67871) = ( 67861 × 67871) / 1
LCM(67861,67871) = 4605793931 / 1
LCM(67861,67871) = 4605793931

Least Common Multiple (LCM) of 67861 and 67871 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67861 and 67871. First we will calculate the prime factors of 67861 and 67871.

Prime Factorization of 67861

Prime Factorization of 67871

Now multiplying the highest exponent prime factors to calculate the LCM of 67861 and 67871.

LCM(67861,67871) = 79¹ × 859¹ × 67¹ × 1013¹
LCM(67861,67871) = 4605793931