What is the Least Common Multiple of 17645 and 17651?

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 17645 and 17651 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17645 and 17651, than apply into the LCM equation.

GCF(17645,17651) = 1
LCM(17645,17651) = ( 17645 × 17651) / 1
LCM(17645,17651) = 311451895 / 1
LCM(17645,17651) = 311451895

Least Common Multiple (LCM) of 17645 and 17651 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17645 and 17651. First we will calculate the prime factors of 17645 and 17651.

Prime Factorization of 17645

Prime Factorization of 17651

Now multiplying the highest exponent prime factors to calculate the LCM of 17645 and 17651.

LCM(17645,17651) = 5¹ × 3529¹ × 19¹ × 929¹
LCM(17645,17651) = 311451895