What is the Least Common Multiple of 9201 and 9209?

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 9201 and 9209 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9201 and 9209, than apply into the LCM equation.

GCF(9201,9209) = 1
LCM(9201,9209) = ( 9201 × 9209) / 1
LCM(9201,9209) = 84732009 / 1
LCM(9201,9209) = 84732009

Least Common Multiple (LCM) of 9201 and 9209 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9201 and 9209. First we will calculate the prime factors of 9201 and 9209.

Prime Factorization of 9201

Prime Factorization of 9209

Now multiplying the highest exponent prime factors to calculate the LCM of 9201 and 9209.

LCM(9201,9209) = 3¹ × 3067¹ × 9209¹
LCM(9201,9209) = 84732009