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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 #1100000009135232009 2,036 digits created 2026-09-04

Value

26046851782461066507414159787488626436587749515563313278735930113113341370917280506058313086048019080554321025813627809542452190905814641129712896293005073293241351041329869854945172351464805089744280947684238780821309196629367031520014797292880571114741782080852715757332502974413279488122164870823852144320962146080900487259279706932228597306672525929774275687088604732580451908649279801404509739102385449991046096537482913811560834596929329807401227483751588697015896235222059980085908393765831055432977609793933303101560459902897499311288410030957909353349736451256251846360272885272751935814328017136665943586025538996568017479038142888816931878409122714898125489765002441397850367083040459992240581512345781550569631466687897761373719071809210681230511120803280008145746077360349995626908019157783219043319360859341846527143463533256990283657360880566484860831892241337418630123130497995045128571786972464235337823700440268510714650571585464236940441771345933183198027390007588177575756278751648713148297341077654907553779773085162479875475106819029548100133948594504201049219784217238691656515927722167751182203757803998400304279131560377916018816739660423324818444648250752246148366795926733120275480787065237950832534906579545195419350603671653624023439158773753820607862787230731752072415103979596757207334280219994451918026321672782678284546320744992240175196230212015622426658085321463099455332508739542424820083831025827970327254495556651540671753261986026284205819769858514595206235267427497145059269380895700615773629022878165623928511363575748233929934483442880090925522735183697299901077636935350990292846446992457110903035822188324351743098677368459607957870863437193143893130227296680850191040359117753210359841244337485574430505019744188630875218952858592318847810612346482428889705542431417557715564170309294385925379100729043121620027365026384071785617549859852695841798722563621094328050418862507869587969593847058243548471021325258774341332090139366256589904180256524857664351328138070531844859247404017831521479
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 3,187-digit prime (230 intermediate primes).

Certified number3,187-digit prime
Certificatedownload
Certificate chainshow step 86 of 230

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009135232009 --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":1100000009135232009},"decimal":true,"detail":2}}'