What is the Least Common Multiple of 28744 and 28755?

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 28744 and 28755 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28744 and 28755, than apply into the LCM equation.

GCF(28744,28755) = 1
LCM(28744,28755) = ( 28744 × 28755) / 1
LCM(28744,28755) = 826533720 / 1
LCM(28744,28755) = 826533720

Least Common Multiple (LCM) of 28744 and 28755 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28744 and 28755. First we will calculate the prime factors of 28744 and 28755.

Prime Factorization of 28744

Prime Factorization of 28755

Now multiplying the highest exponent prime factors to calculate the LCM of 28744 and 28755.

LCM(28744,28755) = 2³ × 3593¹ × 3⁴ × 5¹ × 71¹
LCM(28744,28755) = 826533720