What is the Least Common Multiple of 9280 and 9284?

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 9284 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 9284, than apply into the LCM equation.

GCF(9280,9284) = 4
LCM(9280,9284) = ( 9280 × 9284) / 4
LCM(9280,9284) = 86155520 / 4
LCM(9280,9284) = 21538880

Least Common Multiple (LCM) of 9280 and 9284 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9280 and 9284. First we will calculate the prime factors of 9280 and 9284.

Prime Factorization of 9280

Prime Factorization of 9284

Now multiplying the highest exponent prime factors to calculate the LCM of 9280 and 9284.

LCM(9280,9284) = 2⁶ × 5¹ × 29¹ × 11¹ × 211¹
LCM(9280,9284) = 21538880