What is the Least Common Multiple of 17445 and 17455?

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 17445 and 17455 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17445 and 17455, than apply into the LCM equation.

GCF(17445,17455) = 5
LCM(17445,17455) = ( 17445 × 17455) / 5
LCM(17445,17455) = 304502475 / 5
LCM(17445,17455) = 60900495

Least Common Multiple (LCM) of 17445 and 17455 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17445 and 17455. First we will calculate the prime factors of 17445 and 17455.

Prime Factorization of 17445

Prime Factorization of 17455

Now multiplying the highest exponent prime factors to calculate the LCM of 17445 and 17455.

LCM(17445,17455) = 3¹ × 5¹ × 1163¹ × 3491¹
LCM(17445,17455) = 60900495