What is the Least Common Multiple of 81839 and 81851?

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 81839 and 81851 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81839 and 81851, than apply into the LCM equation.

GCF(81839,81851) = 1
LCM(81839,81851) = ( 81839 × 81851) / 1
LCM(81839,81851) = 6698603989 / 1
LCM(81839,81851) = 6698603989

Least Common Multiple (LCM) of 81839 and 81851 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81839 and 81851. First we will calculate the prime factors of 81839 and 81851.

Prime Factorization of 81839

Prime Factorization of 81851

Now multiplying the highest exponent prime factors to calculate the LCM of 81839 and 81851.

LCM(81839,81851) = 81839¹ × 7¹ × 11¹ × 1063¹
LCM(81839,81851) = 6698603989