What is the Least Common Multiple of 42836 and 42844?

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 42836 and 42844 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42836 and 42844, than apply into the LCM equation.

GCF(42836,42844) = 4
LCM(42836,42844) = ( 42836 × 42844) / 4
LCM(42836,42844) = 1835265584 / 4
LCM(42836,42844) = 458816396

Least Common Multiple (LCM) of 42836 and 42844 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42836 and 42844. First we will calculate the prime factors of 42836 and 42844.

Prime Factorization of 42836

Prime Factorization of 42844

Now multiplying the highest exponent prime factors to calculate the LCM of 42836 and 42844.

LCM(42836,42844) = 2² × 10709¹ × 10711¹
LCM(42836,42844) = 458816396