What is the Least Common Multiple of 16984 and 16988?

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 16984 and 16988 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16984 and 16988, than apply into the LCM equation.

GCF(16984,16988) = 4
LCM(16984,16988) = ( 16984 × 16988) / 4
LCM(16984,16988) = 288524192 / 4
LCM(16984,16988) = 72131048

Least Common Multiple (LCM) of 16984 and 16988 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16984 and 16988. First we will calculate the prime factors of 16984 and 16988.

Prime Factorization of 16984

Prime Factorization of 16988

Now multiplying the highest exponent prime factors to calculate the LCM of 16984 and 16988.

LCM(16984,16988) = 2³ × 11¹ × 193¹ × 31¹ × 137¹
LCM(16984,16988) = 72131048