What is the Least Common Multiple of 39205 and 39209?

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 39205 and 39209 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39205 and 39209, than apply into the LCM equation.

GCF(39205,39209) = 1
LCM(39205,39209) = ( 39205 × 39209) / 1
LCM(39205,39209) = 1537188845 / 1
LCM(39205,39209) = 1537188845

Least Common Multiple (LCM) of 39205 and 39209 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39205 and 39209. First we will calculate the prime factors of 39205 and 39209.

Prime Factorization of 39205

Prime Factorization of 39209

Now multiplying the highest exponent prime factors to calculate the LCM of 39205 and 39209.

LCM(39205,39209) = 5¹ × 7841¹ × 39209¹
LCM(39205,39209) = 1537188845