What is the Least Common Multiple of 9280 and 9289?

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 9280 and 9289 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9280 and 9289, than apply into the LCM equation.

GCF(9280,9289) = 1
LCM(9280,9289) = ( 9280 × 9289) / 1
LCM(9280,9289) = 86201920 / 1
LCM(9280,9289) = 86201920

Least Common Multiple (LCM) of 9280 and 9289 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9280 and 9289. First we will calculate the prime factors of 9280 and 9289.

Prime Factorization of 9280

Prime Factorization of 9289

Now multiplying the highest exponent prime factors to calculate the LCM of 9280 and 9289.

LCM(9280,9289) = 2⁶ × 5¹ × 29¹ × 7¹ × 1327¹
LCM(9280,9289) = 86201920