What is the Least Common Multiple of 82971 and 82981?

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 82971 and 82981 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82971 and 82981, than apply into the LCM equation.

GCF(82971,82981) = 1
LCM(82971,82981) = ( 82971 × 82981) / 1
LCM(82971,82981) = 6885016551 / 1
LCM(82971,82981) = 6885016551

Least Common Multiple (LCM) of 82971 and 82981 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82971 and 82981. First we will calculate the prime factors of 82971 and 82981.

Prime Factorization of 82971

Prime Factorization of 82981

Now multiplying the highest exponent prime factors to calculate the LCM of 82971 and 82981.

LCM(82971,82981) = 3³ × 7¹ × 439¹ × 82981¹
LCM(82971,82981) = 6885016551