What is the Least Common Multiple of 17290 and 17303?

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 17290 and 17303 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17290 and 17303, than apply into the LCM equation.

GCF(17290,17303) = 13
LCM(17290,17303) = ( 17290 × 17303) / 13
LCM(17290,17303) = 299168870 / 13
LCM(17290,17303) = 23012990

Least Common Multiple (LCM) of 17290 and 17303 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17290 and 17303. First we will calculate the prime factors of 17290 and 17303.

Prime Factorization of 17290

Prime Factorization of 17303

Now multiplying the highest exponent prime factors to calculate the LCM of 17290 and 17303.

LCM(17290,17303) = 2¹ × 5¹ × 7¹ × 13¹ × 19¹ × 11³
LCM(17290,17303) = 23012990