What is the Least Common Multiple of 84060 and 84068?

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 84060 and 84068 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84060 and 84068, than apply into the LCM equation.

GCF(84060,84068) = 4
LCM(84060,84068) = ( 84060 × 84068) / 4
LCM(84060,84068) = 7066756080 / 4
LCM(84060,84068) = 1766689020

Least Common Multiple (LCM) of 84060 and 84068 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84060 and 84068. First we will calculate the prime factors of 84060 and 84068.

Prime Factorization of 84060

Prime Factorization of 84068

Now multiplying the highest exponent prime factors to calculate the LCM of 84060 and 84068.

LCM(84060,84068) = 2² × 3² × 5¹ × 467¹ × 21017¹
LCM(84060,84068) = 1766689020