What is the Least Common Multiple of 39281 and 39289?

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 39281 and 39289 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39281 and 39289, than apply into the LCM equation.

GCF(39281,39289) = 1
LCM(39281,39289) = ( 39281 × 39289) / 1
LCM(39281,39289) = 1543311209 / 1
LCM(39281,39289) = 1543311209

Least Common Multiple (LCM) of 39281 and 39289 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39281 and 39289. First we will calculate the prime factors of 39281 and 39289.

Prime Factorization of 39281

Prime Factorization of 39289

Now multiplying the highest exponent prime factors to calculate the LCM of 39281 and 39289.

LCM(39281,39289) = 11¹ × 3571¹ × 101¹ × 389¹
LCM(39281,39289) = 1543311209