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 '101219834892703674259866684380578404544346432927541949493128090927239530846609435509108298974146910050376601372133960020887945462340555969582666790394964230944464418759426039359003709326313399607041734848608392359536916054962597411888535696790693111026917387188190694564504314920551515433183078872271599487374890922072501755561749579584923012666036270911005824030763851752190373081242254188939806293725928417322898643269244797167586966523311385532577971189518937177214303757573104766976920085086085822503770297685271518241055245112502734674662599083310223291' --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":"101219834892703674259866684380578404544346432927541949493128090927239530846609435509108298974146910050376601372133960020887945462340555969582666790394964230944464418759426039359003709326313399607041734848608392359536916054962597411888535696790693111026917387188190694564504314920551515433183078872271599487374890922072501755561749579584923012666036270911005824030763851752190373081242254188939806293725928417322898643269244797167586966523311385532577971189518937177214303757573104766976920085086085822503770297685271518241055245112502734674662599083310223291"},"decimal":false,"detail":2}}'