What is the Least Common Multiple of 90561 and 90569?

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 90561 and 90569 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90561 and 90569, than apply into the LCM equation.

GCF(90561,90569) = 1
LCM(90561,90569) = ( 90561 × 90569) / 1
LCM(90561,90569) = 8202019209 / 1
LCM(90561,90569) = 8202019209

Least Common Multiple (LCM) of 90561 and 90569 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90561 and 90569. First we will calculate the prime factors of 90561 and 90569.

Prime Factorization of 90561

Prime Factorization of 90569

Now multiplying the highest exponent prime factors to calculate the LCM of 90561 and 90569.

LCM(90561,90569) = 3¹ × 30187¹ × 41¹ × 47²
LCM(90561,90569) = 8202019209