What is the Least Common Multiple of 27856 and 27868?

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 27856 and 27868 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27856 and 27868, than apply into the LCM equation.

GCF(27856,27868) = 4
LCM(27856,27868) = ( 27856 × 27868) / 4
LCM(27856,27868) = 776291008 / 4
LCM(27856,27868) = 194072752

Least Common Multiple (LCM) of 27856 and 27868 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27856 and 27868. First we will calculate the prime factors of 27856 and 27868.

Prime Factorization of 27856

Prime Factorization of 27868

Now multiplying the highest exponent prime factors to calculate the LCM of 27856 and 27868.

LCM(27856,27868) = 2⁴ × 1741¹ × 6967¹
LCM(27856,27868) = 194072752