What is the Least Common Multiple of 82620 and 82624?

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 82624 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 82624, than apply into the LCM equation.

GCF(82620,82624) = 4
LCM(82620,82624) = ( 82620 × 82624) / 4
LCM(82620,82624) = 6826394880 / 4
LCM(82620,82624) = 1706598720

Least Common Multiple (LCM) of 82620 and 82624 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82620 and 82624. First we will calculate the prime factors of 82620 and 82624.

Prime Factorization of 82620

Prime Factorization of 82624

Now multiplying the highest exponent prime factors to calculate the LCM of 82620 and 82624.

LCM(82620,82624) = 2⁶ × 3⁵ × 5¹ × 17¹ × 1291¹
LCM(82620,82624) = 1706598720