What is the Least Common Multiple of 28990 and 29003?

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 28990 and 29003 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28990 and 29003, than apply into the LCM equation.

GCF(28990,29003) = 13
LCM(28990,29003) = ( 28990 × 29003) / 13
LCM(28990,29003) = 840796970 / 13
LCM(28990,29003) = 64676690

Least Common Multiple (LCM) of 28990 and 29003 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28990 and 29003. First we will calculate the prime factors of 28990 and 29003.

Prime Factorization of 28990

Prime Factorization of 29003

Now multiplying the highest exponent prime factors to calculate the LCM of 28990 and 29003.

LCM(28990,29003) = 2¹ × 5¹ × 13¹ × 223¹ × 23¹ × 97¹
LCM(28990,29003) = 64676690