A simple two-stage (trial-division and database-lookup) prime factoriser ∀n∈ℕ≤2³², and for many larger numbers.
Enter the number you wish to factorise in decimal (with up to 80 digits), without fractional decimal places or digit separators.
Why is this service free?
We develop calculation tools and database systems. This is a simple test & demonstration of our software libraries for arbitrary-precision mathematics. For more information about tailor-made calculation software, please contact us!