What is the Least Common Multiple of 82620 and 82631?

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 82620 and 82631 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82620 and 82631, than apply into the LCM equation.

GCF(82620,82631) = 1
LCM(82620,82631) = ( 82620 × 82631) / 1
LCM(82620,82631) = 6826973220 / 1
LCM(82620,82631) = 6826973220

Least Common Multiple (LCM) of 82620 and 82631 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82620 and 82631. First we will calculate the prime factors of 82620 and 82631.

Prime Factorization of 82620

Prime Factorization of 82631

Now multiplying the highest exponent prime factors to calculate the LCM of 82620 and 82631.

LCM(82620,82631) = 2² × 3⁵ × 5¹ × 17¹ × 19¹ × 4349¹
LCM(82620,82631) = 6826973220