factordbrpc · fdb
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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.

P · Proven prime
id #1100000009008068977 1,547 digits created 2026-07-27

Value

28607655858343213452760299705961511510658892192092539860407932652878387385652529695561729117583696981567062432220430205765768175794832937235309736003008270575412821265325221810217909881420636775959701001072736388301015526165770579825670488480397570615605957816972416084078040426134339558340387015807292054813000125442292655617522471355767017018695160055377449839185882968715757650148469861196049283095775428149332699502459919324829761898805005271586426620343856138281465211115548945168765431329849646374038916713408322121683749037056837978365370710740766806155201639406586452717670059527332030500758539932938545784109992975384207616468181061360533190876750937667652893514094529580228302015008763487979352902796518955032938956493670389922674005719991283471524636921975553324168183108678559863935578019784139347219963460908893350116921338848419474040603189318618710489545703077225546475987356598258018232036097790855389427185011754472162576439051180130264049859141823520961511616331273891265599966728935095977991661278358667548914881495024619603400428387537642748915464087020162537441064190185930494634132018979006554959755368751580579404287842400243274424278275265782179250669869641380162762341655482129156564487210944936085578025640189362395684358337139556245981943314494374259256851719926129154700290750590514227528237865027428858089238131010754100593130214276482881491328917434058344015614393407521002043861184580751656579329214966126850039327588987473864213842000652828302215580432813483129151829805496800971764510386624965091670464605114597791
term 5326^415+415
Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,547 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008068977 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009008068977},"decimal":true,"detail":2}}'