What is the Least Common Multiple of 17749 and 17761?

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 17749 and 17761 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17749 and 17761, than apply into the LCM equation.

GCF(17749,17761) = 1
LCM(17749,17761) = ( 17749 × 17761) / 1
LCM(17749,17761) = 315239989 / 1
LCM(17749,17761) = 315239989

Least Common Multiple (LCM) of 17749 and 17761 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17749 and 17761. First we will calculate the prime factors of 17749 and 17761.

Prime Factorization of 17749

Prime Factorization of 17761

Now multiplying the highest exponent prime factors to calculate the LCM of 17749 and 17761.

LCM(17749,17761) = 17749¹ × 17761¹
LCM(17749,17761) = 315239989