What is the Least Common Multiple of 17745 and 17763?

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 17745 and 17763 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17745 and 17763, than apply into the LCM equation.

GCF(17745,17763) = 3
LCM(17745,17763) = ( 17745 × 17763) / 3
LCM(17745,17763) = 315204435 / 3
LCM(17745,17763) = 105068145

Least Common Multiple (LCM) of 17745 and 17763 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17745 and 17763. First we will calculate the prime factors of 17745 and 17763.

Prime Factorization of 17745

Prime Factorization of 17763

Now multiplying the highest exponent prime factors to calculate the LCM of 17745 and 17763.

LCM(17745,17763) = 3¹ × 5¹ × 7¹ × 13² × 31¹ × 191¹
LCM(17745,17763) = 105068145