What is the Least Common Multiple of 16780 and 16792?

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 16780 and 16792 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16780 and 16792, than apply into the LCM equation.

GCF(16780,16792) = 4
LCM(16780,16792) = ( 16780 × 16792) / 4
LCM(16780,16792) = 281769760 / 4
LCM(16780,16792) = 70442440

Least Common Multiple (LCM) of 16780 and 16792 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16780 and 16792. First we will calculate the prime factors of 16780 and 16792.

Prime Factorization of 16780

Prime Factorization of 16792

Now multiplying the highest exponent prime factors to calculate the LCM of 16780 and 16792.

LCM(16780,16792) = 2³ × 5¹ × 839¹ × 2099¹
LCM(16780,16792) = 70442440