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 '83014357318042616094245592584467251297434356064913261732272982485403589675788707058446983325368715416899153603844731858374320142682563621653738354583803242981712691845714689865493486625481699254696782878850495503180626658942318494776741890249309145708608030152633598008085371335620432188861639781520698977125596443678674071489474475472663523186941476779691666909345781025732904592807194383711409812260263399089415302390444313720677902461165860449978500375355920031764936961901721046235616754203118268742557' --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":"83014357318042616094245592584467251297434356064913261732272982485403589675788707058446983325368715416899153603844731858374320142682563621653738354583803242981712691845714689865493486625481699254696782878850495503180626658942318494776741890249309145708608030152633598008085371335620432188861639781520698977125596443678674071489474475472663523186941476779691666909345781025732904592807194383711409812260263399089415302390444313720677902461165860449978500375355920031764936961901721046235616754203118268742557"},"decimal":false,"detail":2}}'