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 #1100000009080313864 1,886 digits created 2026-08-13

Value

12739709975499525339762168586435268084925450101343412085549007804026105977207693433064839953761592060682814782756237310042418807974482844575373347189018061243148631624644373856154905658669872397467893021153265189432943439737447265955254145744350937044292921284432348492193894746151263183953467207842573876560848702542138476144347224811475383029408366928240421758953861523343379048886579310936775629177604397395923398518281497804804320816859852942488062304746903729482226183806995251677114203547816299033865245063239499390441114502856121035435036010189767323983568566666510498423057090391717752404052383630476804258395824463079638404337030444729416515125999532885854975199854891872128063563992676791694249720718606713070720892737261634111499320414515289386699185730876256911620012533589508576784344258704679459066776165478816855022809446790617243564461054988541627992078489296700322596322197864914334107559178452478910623150872298615895271961052841315824883357869819334807111636792881821276808299689207146442710446501214850146773388260244085528735763616332955216261929712608159198560684188911045148206980626425292019519763033438722645710629573610748930741873621460065180743359814534214579207531267344350629146678598010544749627119464637896479356948083872693588271196810246193020899429833357500732326563218862066367387080886760832133128794520054238855593361899118261278755751396640407558678163129959203042222425275884335692159094442051562593816725002388372389269492350963454869952667297388038851691929426929438759314095872056752505889398232364467058277526953787147143773453225979094962813688330865193860755256586793395726314642008995541268391838926762486518789955604733592567498943951981533755689619926626818909616648335006136804259900947466199882670846374774189689449039734130844921545710077883212558245761196676452447395429862339931031854000320114381338231127667872426122047628762663237
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 1,916-digit prime (152 intermediate primes).

Certified number1,916-digit prime
Certificatedownload
Certificate chainshow step 4 of 152

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080313864 --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":1100000009080313864},"decimal":true,"detail":2}}'