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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 #1100000009074403404 2,025 digits created 2026-08-11

Value

497186052054992081980121684324407907423957984694035147058304239171924797962340624011267254741656696609252956213888117908307657925908513393920063279567290293429347377027609601887439246341190290632606710039722550185644609478915877755403247271288337346678256153982518304341578621819096164067099038426105975524173132994722609747599746470451650404932306931417002961535206661145237580140371230027811001140253415461691348610118309171284895818998083777483291251565891911355650563241346074322968551606385351520638468777300056447557406695922646327363635455948535298949738197617421167490610559431352732106265029371826706805849854483016911245338228500586170721809706783716307492800645207355726627524384521715121111075687689953065181640966519642324789280940511814775084466749837308939931929635776086103200740158126091481707620174153961790863035203900206520448722399026802291548300720982795731375472594354826340687536584800488286156961789761542148400897872926717224309724720929691193652917752969468896550850741116165024536051635446084723179194932526084003389123395696058349153943606807349055207193276011705539836468784302689339720505504324583801307761892967011037948104249003608519650833699302198422732574332297153814597566090335359074216594568071792873096707226457244211261809502072382744383486938751905091489199880151215710574688249814271491441992731214954795883130118558385171391257228474718074931940137069859225635110323854588974926368781059232685482434906556856397212218946233160125578231653844559911921755063332444105062889482358724168341891143209731704808952720235985734371790918779855918157869806959586175058911474114268364712876182485468355818947546314949559028910316098663921756981428728998162144744896430026943880843158361103595501874960812318951036967234567664302123914946429168167098311302494514181315259239360533340491242701632811088336666531531641416124259123766273633875019088109504976120942336998871669476434431185078317305079155280545332557879505374776470802880212629689532683356756394522416015136446506750925371664880677
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 8 of the certificate chain of a 2,125-digit prime (156 intermediate primes).

Certified number2,125-digit prime
Certificatedownload
Certificate chainshow step 8 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074403404 --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":1100000009074403404},"decimal":true,"detail":2}}'