What is the Least Common Multiple of 82120 and 82129?

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 82120 and 82129 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82120 and 82129, than apply into the LCM equation.

GCF(82120,82129) = 1
LCM(82120,82129) = ( 82120 × 82129) / 1
LCM(82120,82129) = 6744433480 / 1
LCM(82120,82129) = 6744433480

Least Common Multiple (LCM) of 82120 and 82129 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82120 and 82129. First we will calculate the prime factors of 82120 and 82129.

Prime Factorization of 82120

Prime Factorization of 82129

Now multiplying the highest exponent prime factors to calculate the LCM of 82120 and 82129.

LCM(82120,82129) = 2³ × 5¹ × 2053¹ × 82129¹
LCM(82120,82129) = 6744433480