What is the Least Common Multiple of 16990 and 17004?

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 16990 and 17004 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16990 and 17004, than apply into the LCM equation.

GCF(16990,17004) = 2
LCM(16990,17004) = ( 16990 × 17004) / 2
LCM(16990,17004) = 288897960 / 2
LCM(16990,17004) = 144448980

Least Common Multiple (LCM) of 16990 and 17004 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16990 and 17004. First we will calculate the prime factors of 16990 and 17004.

Prime Factorization of 16990

Prime Factorization of 17004

Now multiplying the highest exponent prime factors to calculate the LCM of 16990 and 17004.

LCM(16990,17004) = 2² × 5¹ × 1699¹ × 3¹ × 13¹ × 109¹
LCM(16990,17004) = 144448980