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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 #1100000009130372739 2,778 digits created 2026-09-02

Value

487698604456780081467513714045675373839753128845929415544866356910275155917875486330156586454071944491687375382932168855510498941468503163158948113756404550481428311910487269270989316557796132561581478478609099415196776053430635411778222592319069764055913596809631930638715919313924386777982534257546705502502982202637547145446221997137353569269445518632000495747050963378567771560678929378838049266099461811557778119906995688128128779829728817214911695168415013444884001124422379128719556193700589027183125648388059663210566658590058581585172574777711434597310581270854264280114257745774534850606457715260689501333323618375140082341691520152433569041835682836246733250141545766609826646780313778894624338863548177961102711617486424080467603990482325556238094527303204679518994384422252010493079138107186014604140743640219036186353826657717109412494819796335291673013419923441041423354166033440870564315760870220892574022703271007416841248644077169639200616794378777268285285450900295822030224226213682351837846300625004098322655382202810799602440814557741009645880096003071783381734914036488432548078430031726877257831856578034315909881061266655038191630282024266111317802820846540762921798873213990557542476586401899353380403799442063938515709594684414241258573326870784087884778603323701284580954943840404638006599889983345733151494039409433366667196838257824084595243708896877869274466437043639385107336397231643330415358259768401770297280094702783973786899699233742848066534247369993989735105251726987914503103058193212986345861203730588247438661503409158677378163152286837355869486953701258411356867704330197033604184971364324462065641154860474802822828279077080393934962499093523843010112785655537145837829125586630457316872888890180292925224639222812085425899705112915567127526717422153403716116920961994088621159602449150729462529305564330786579410728292649642904732775333991027599663458445618650283618791825346792111339660395846114811720224894445337737291863598181349420900693433659758880333281187007637483104893465620069571457158174670066781664775179359831495688697469503674830681279473164040915687856660681258856826838215065350855725787064685703861358800993248372421661517405128879250438105580619048633503970734592268312190523878975567211959054686921435561023988012644158338297183011898675197519631433825018745962385953644965656749039735243147662368881662122222294436048664705593019713607075514156902998305337538698805795485406019425780964123622709556470131655029876094332649779846652708347622981072502631037227888766854764597978659010377414515052462668410177174689500458936694523262439669263833227958714971408824943255406936919773584358799479585874224461570934159347505670665630651137863544207515339388287699344116627801888524820904573645301846380399010201972357039
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 3,159-digit prime (305 intermediate primes).

Certified number3,159-digit prime
Certificatedownload
Certificate chainshow step 37 of 305

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009130372739 --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":1100000009130372739},"decimal":true,"detail":2}}'