What is the Least Common Multiple of 83936 and 83942?

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 83936 and 83942 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83936 and 83942, than apply into the LCM equation.

GCF(83936,83942) = 2
LCM(83936,83942) = ( 83936 × 83942) / 2
LCM(83936,83942) = 7045755712 / 2
LCM(83936,83942) = 3522877856

Least Common Multiple (LCM) of 83936 and 83942 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83936 and 83942. First we will calculate the prime factors of 83936 and 83942.

Prime Factorization of 83936

Prime Factorization of 83942

Now multiplying the highest exponent prime factors to calculate the LCM of 83936 and 83942.

LCM(83936,83942) = 2⁵ × 43¹ × 61¹ × 19¹ × 47²
LCM(83936,83942) = 3522877856