What is the Least Common Multiple of 9730 and 9749?

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 9730 and 9749 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9730 and 9749, than apply into the LCM equation.

GCF(9730,9749) = 1
LCM(9730,9749) = ( 9730 × 9749) / 1
LCM(9730,9749) = 94857770 / 1
LCM(9730,9749) = 94857770

Least Common Multiple (LCM) of 9730 and 9749 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9730 and 9749. First we will calculate the prime factors of 9730 and 9749.

Prime Factorization of 9730

Prime Factorization of 9749

Now multiplying the highest exponent prime factors to calculate the LCM of 9730 and 9749.

LCM(9730,9749) = 2¹ × 5¹ × 7¹ × 139¹ × 9749¹
LCM(9730,9749) = 94857770