What is the Least Common Multiple of 22626 and 22640?

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 22626 and 22640 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22626 and 22640, than apply into the LCM equation.

GCF(22626,22640) = 2
LCM(22626,22640) = ( 22626 × 22640) / 2
LCM(22626,22640) = 512252640 / 2
LCM(22626,22640) = 256126320

Least Common Multiple (LCM) of 22626 and 22640 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22626 and 22640. First we will calculate the prime factors of 22626 and 22640.

Prime Factorization of 22626

Prime Factorization of 22640

Now multiplying the highest exponent prime factors to calculate the LCM of 22626 and 22640.

LCM(22626,22640) = 2⁴ × 3³ × 419¹ × 5¹ × 283¹
LCM(22626,22640) = 256126320