What is the Least Common Multiple of 9309 and 9320?

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 9309 and 9320 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9309 and 9320, than apply into the LCM equation.

GCF(9309,9320) = 1
LCM(9309,9320) = ( 9309 × 9320) / 1
LCM(9309,9320) = 86759880 / 1
LCM(9309,9320) = 86759880

Least Common Multiple (LCM) of 9309 and 9320 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9309 and 9320. First we will calculate the prime factors of 9309 and 9320.

Prime Factorization of 9309

Prime Factorization of 9320

Now multiplying the highest exponent prime factors to calculate the LCM of 9309 and 9320.

LCM(9309,9320) = 3¹ × 29¹ × 107¹ × 2³ × 5¹ × 233¹
LCM(9309,9320) = 86759880