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 '436002475039157854481995470493434109760728963259395338581408453684844824863360025577572974086383183268264849250223488665441870356887165498495886402467126656782345449044423927237609290201639706743266721492097204204580310789991959600748979282664431158655757250630637106382066955760062641062694496062997049987688097765095237530139326907240626928473429027' --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":"436002475039157854481995470493434109760728963259395338581408453684844824863360025577572974086383183268264849250223488665441870356887165498495886402467126656782345449044423927237609290201639706743266721492097204204580310789991959600748979282664431158655757250630637106382066955760062641062694496062997049987688097765095237530139326907240626928473429027"},"decimal":false,"detail":2}}'