PRP · Probable prime
Enter a value, an expression, or a term with a variable like 10^n+1 to list a range.
Switch to Database id to look a number up by its stored id.
Reading never stores anything; use Create to add a number to the database.
See the expression syntax & functions reference.
Is factor of
Primality
This is a probable prime: it passes probabilistic tests but is not yet proven.
Build an ECPP certificate (for example with Primo) and upload it - it is stored and verified locally, then the number is promoted to proven prime.
Primo input filedownload .in
From the command linefdb · curl
fdb
fdb number '34226269883156798947490455299380222955251435050797070078163452079331276487586770620538205466721031117617212005080401828300209467415727845964980147754893914281371770496119921021848397394691146876835366739089088991959334674089611637835903592983867651658873224371972067330694504773279098018724611697788610072516718464256957487513415748569619372393318507874047108228286171609667746779114089973201434998213346483381833863651586275690542084887029845030665438755093572807409465672949521343777738237020951537461003717904360654629658489683876249471823595175673889831503041374833305008721755603176522477959152961759678017892084852679262410340776777807036011300654128115852890023575825621793499534392296864955400188004476308726528064722471036179505532361682701143608648966984022463801856966580821939280766656169877134472733952630767384812889235678197579834052781935051637972019500804261279289393548058344708754233031577080728050345045069804457292295341638134859654893276498743875376012297367130013026314775916090905354078161595981648974233764335549053265874245878302230332325213689325002203365614387983675915511254354488215544441172268502542593438205840988856500420895490538741323769883856790127585612567953361581084539477652426251032028200991883267123716489423680499286911825264889535145464882910610580993103048787126663161083529846515852168711139111' --detail 2
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"expr":"34226269883156798947490455299380222955251435050797070078163452079331276487586770620538205466721031117617212005080401828300209467415727845964980147754893914281371770496119921021848397394691146876835366739089088991959334674089611637835903592983867651658873224371972067330694504773279098018724611697788610072516718464256957487513415748569619372393318507874047108228286171609667746779114089973201434998213346483381833863651586275690542084887029845030665438755093572807409465672949521343777738237020951537461003717904360654629658489683876249471823595175673889831503041374833305008721755603176522477959152961759678017892084852679262410340776777807036011300654128115852890023575825621793499534392296864955400188004476308726528064722471036179505532361682701143608648966984022463801856966580821939280766656169877134472733952630767384812889235678197579834052781935051637972019500804261279289393548058344708754233031577080728050345045069804457292295341638134859654893276498743875376012297367130013026314775916090905354078161595981648974233764335549053265874245878302230332325213689325002203365614387983675915511254354488215544441172268502542593438205840988856500420895490538741323769883856790127585612567953361581084539477652426251032028200991883267123716489423680499286911825264889535145464882910610580993103048787126663161083529846515852168711139111"},"decimal":false,"detail":2}}'