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 #1100000008859756742 2,527 digits created 2026-06-10

Value

2492914535365346185194881954426385298486518314803267663982829109734965598238148550315499293893953851732573980928141863054003000363289169514081313502096055125278923694604451472054487143503812892515823146076195247245978833187006797472982382447570663770633394098319876330688621382020218510143207801198637903339129186850440205697413242734087415249982350441391191199461283315390833884508376812682167646538721561595032364559662828087080737460753975988019953566448015456979820536017590208162265338310626982270137038293552597116119810375783192277655627226754070814954315338719996568476945746893935985810126347681046604346335325500663056800150156964368565076843937698776692025505522504209170127291665007016038184094212595196194727259058835018056473596842162266196718524180726659467563683714472918185072438210906081861981051931816502691323965614170916101775898769533469497903055263513472587349161077537895916637048249649357323708903396147390019624728659758721272881424438057244948020247010474915437778078735372178759921214015033061866252807553107678207298486234033880926224744144818688650232935806542583107758522858504174759516195181556297415062964319435558374869700153577863252031186318866315325477269685156963527125229655861641290469592943734565786587724840644007273496572838010565018992929792065186754388415022900533674739037625425021739009738746271533570386265490718876248867058893989610020771601766133080440640727982106488795005516555088322890948705514103258974245185679834234999880228053130256042144989498950442173727101983858915396098600078594474884179450913067514617119806141109012217299416983795946255312295411291008728146071693623128452907143247431508626228128689528766008923637399495270337732681515702034894184636638954976738732018406966970827125820999584057389058721865169921189304011064179908766675559666876528942843485164707751842690661869497415602836874021632810525897784341277273646633093979445344113353244469035504933213659044990326229637765986083872846640141599851296278671594905133940896916091567625342830311598127512222339470709920985147452161755341988114497604900557825998995415051012509879225011671613903474415873081949083078315333554299180877675733797266269859665549110250899118844744819649026520271700567509272177821264718110341177208821840788400227423075154055775904047894112710379058658100857882104061146553659169463720005803289767408762715420673840516677195873261761069110046255202360791099198494488106356883223096239861874367056166697022660396979600659288488978922387357227172219281026286251194280700133191989
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 51 of the certificate chain of a 3,239-digit prime (226 intermediate primes).

Certified number3,239-digit prime
Certificatedownload
Certificate chainshow step 51 of 226

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008859756742 --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":1100000008859756742},"decimal":true,"detail":2}}'