in primegen/PrimeGenService/Program.cs [88:103]
static bool isPrime(BigInteger n)
{
if (n == 1)
{
return false;
}
for (BigInteger i = 2; i <= (BigInteger)Math.Sqrt((double)n); i++)
{
if (n % i == 0)
{
return false;
}
}
return true;
}