What is the Least Common Multiple of 9745 and 9755?

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 9745 and 9755 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9745 and 9755, than apply into the LCM equation.

GCF(9745,9755) = 5
LCM(9745,9755) = ( 9745 × 9755) / 5
LCM(9745,9755) = 95062475 / 5
LCM(9745,9755) = 19012495

Least Common Multiple (LCM) of 9745 and 9755 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9745 and 9755. First we will calculate the prime factors of 9745 and 9755.

Prime Factorization of 9745

Prime Factorization of 9755

Now multiplying the highest exponent prime factors to calculate the LCM of 9745 and 9755.

LCM(9745,9755) = 5¹ × 1949¹ × 1951¹
LCM(9745,9755) = 19012495