GCF and LCM Calculator Logo

What is the Least Common Multiple of 17381 and 17389?

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 (LCM) of 17381 and 17389 is 302238209.

LCM(17381,17389) = 302238209

LCM Calculator and
and

Least Common Multiple of 17381 and 17389 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17381 and 17389, than apply into the LCM equation.

GCF(17381,17389) = 1
LCM(17381,17389) = ( 17381 × 17389) / 1
LCM(17381,17389) = 302238209 / 1
LCM(17381,17389) = 302238209

Least Common Multiple (LCM) of 17381 and 17389 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17381 and 17389. First we will calculate the prime factors of 17381 and 17389.

Prime Factorization of 17381

Prime factors of 17381 are 7, 13, 191. Prime factorization of 17381 in exponential form is:

17381 = 71 × 131 × 1911

Prime Factorization of 17389

Prime factors of 17389 are 17389. Prime factorization of 17389 in exponential form is:

17389 = 173891

Now multiplying the highest exponent prime factors to calculate the LCM of 17381 and 17389.

LCM(17381,17389) = 71 × 131 × 1911 × 173891
LCM(17381,17389) = 302238209