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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 #1100000008837099624 2,247 digits created 2026-05-30

Value

522211649087276640655684552793481374858630041887393995906949634962725880488870353883837725217496167301650447132967898231102086069267648467549460979899465734226134366815634206808973536551892193406897157078366598059546747745329289311196847787770069024987223720421381752943363618612233523788874103004796384265970884882312161629248533730482160509509462391099265988216293242003692235467342550766185318283864844093675350071980080964040938174486312491238511796086168736140478648262198026628381623366936386195916090727625133101212167035018695580560018247161563762788129870713539978373660658297405151589987851539607177926320056205618675627515288826859183284653150318799767584760661936631929581643698866880754873470136611936667968919342934552003155245992514038565211753046763028837059317997957561544243970610549142024998649095235794376912111944142052478076704965300148674183733633778463340747085415484455488301897193544623224433412457014099252456515647318424250333849654215082395054991321432829909866684819750699882397431042820442819612299194284637673531224327463213221251167115817448782311871267403273254581826276003918058845389572386403736229683901506676056949498249237324631930146297378177068570562736279251563748887193756157368778961612480047145994076489039754821121849991208228700965947548444673075834568243627282599234661281845233681554534145998585320417970111863307537073001920372346285500991237760677113358010354353781178231515746313904583549685595321447571997238091081109057229082722302980383025784979944908917305597953823888804682142977497019594486687754522242065072494542089071713696114314643327507989264918327004804110977966700813967096924666945563685443617583004135506097170112026253931824632272022892224767198287818897798725698283471844266245494903323145145363101988727101570799424825407705244175841722707141299212111989322029201889681467340034132685694278705424200872316070691518415932888707267730271755512183820985426760489187076456033842405378995674257550345158506905754970128542937497131619167191376145072743600327521900597651733904916783109222963095106198559510285633773433256621124267729726079940714439254491652478339326476131479056324736165764532292293087970742010487481435009640473000426709399653111455612359712907378750882606309071229
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 298 of the certificate chain of a 6,681-digit prime (425 intermediate primes).

Certified number6,681-digit prime
Certificatedownload
Certificate chainshow step 298 of 425

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008837099624 --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":1100000008837099624},"decimal":true,"detail":2}}'