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 '5651130687967751980420032474221757574191143988152566740318692161531079218894608177383962218671756229814012410717076321337384821877647478306012781174274959503475691719731977321010159225188840783978996728905484981541795837441323346131054252032173524107941126076068331371141187589536979601191618988650191696668690687181133651086278305761125320227195077133012873443474275550102146775134308320379311146717012628755511336128172542801581214167845389574942707405415753152741391496017797835409538226668324722910965792407661316355410688038621439238839693835792666683604324470572640558267085624714956070598871683692453658854602641794568213837898552812876367904349797254326136305307801798129957888374320703723595217013765222829797998414353961398546860406472074762369086502824069262559594499287665573858768631353847247825219112726274801777162767142866685942044177609691187076986855492861036019906315951402718237914528364834892370491596874951833597635105444339358524021451235523863133761462619452636447734072885238594057743551122805823892563' --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":"5651130687967751980420032474221757574191143988152566740318692161531079218894608177383962218671756229814012410717076321337384821877647478306012781174274959503475691719731977321010159225188840783978996728905484981541795837441323346131054252032173524107941126076068331371141187589536979601191618988650191696668690687181133651086278305761125320227195077133012873443474275550102146775134308320379311146717012628755511336128172542801581214167845389574942707405415753152741391496017797835409538226668324722910965792407661316355410688038621439238839693835792666683604324470572640558267085624714956070598871683692453658854602641794568213837898552812876367904349797254326136305307801798129957888374320703723595217013765222829797998414353961398546860406472074762369086502824069262559594499287665573858768631353847247825219112726274801777162767142866685942044177609691187076986855492861036019906315951402718237914528364834892370491596874951833597635105444339358524021451235523863133761462619452636447734072885238594057743551122805823892563"},"decimal":false,"detail":2}}'