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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 #1100000008588856267 4,249 digits created 2026-01-06

Value

1935222863998208736149322104214191575421450458516681044608013293374376956408957354342810317035963336513507586192785612739185015314941756465755187204586619369468783475735549699048363724538410996483278078797516984293677957768874556991617603911689358585033417614982190013937831153817821337935778863270983194350556335173550993081430362310556821691577481088010294898282656370075547403389718509522684083949070594136982997175933239189131101222844176151097352681516659413142914873233983886991361047775146615515142630420325256512412428254802515145689566444688140423059035840476472406642203937721150257088480576155396138566039786219930221616392089199470841691014396935471735149286219220417449808054317684116679481210498583975001219659962319923027014994114474384987724628961792449359650635438638373706121952631163109785385909313006850721005083907985071062737866979015368664329967527019703339128262864411772358693875006916278409765749440174005497160982630170924400339875700779404515742672212377965288363781360734673261150903195105777955351217334028878531061766629428522117397705164904954936044118264002013403377993986676305292069738370402476107531664100399533781717610257346227581798826493013430353396564019903120350641563991551402803104414938810768146356172741862192588949023465265221713140947754461746602138046468803951855077775822877963209785801045840612746923434467225927329559374362876906741352164266499311282148459522873012528412377049290390803614156709877544224687767731659800432350984094343931138311885837843711705208572944339453349742873495918096646571270713756772637994105255911251053537593033677299934787148706798054559624880107808085670832270887474890900647308443047671650326860407432446895939846170756411900143526342472931304262141208869378852424518146804006883832681102951662228540467534200148523946093655599896156852927997297129535718783414938926680876274043361255657936848028716687395053850931513621514579790841390521755407134762433167715795928101140811887754038656648805190655782311468974080297309829476291293019592825820584430931782854389771081282493263991963657816246129676709148998044084084584974511516363645476782731343600208775859136250938643029090264638050799147482368088389968263493039920985116151617669799678714694700369180388276086481174343319154523283602673250393362308397688090906713435978484968686555514987168896589276743749043594559825315614886229151152574389858225980382321857115958203995309486743521118913443784730507275430984239907369591188147584621399590269694270901172094118100211437057843545817875940069005938692138710270716300228309450915928277827957643475307932753574170574766459699382187038068643254224171322497907493501793193083717265079805362246792942070122037302682218533727102798442191494712026976106690285577889776330168826184682465802155863757519236950303975976513972235521639332148994846608964131318793569085240099803516926485722476852638627467103358358947821855143331525383497975109518834854935481265584728776196357652292915986666725131864420507952432230257811517992165162082842265736565517042738222469193944070797884050892461455433402063068180402925528260636689696188802651247438878338744543086951284616728950661900787012979177424929731754489979176933995689015823851457504739933569174793226151322549395892386656239787314600045444867884157046400112993254834874072745504251562852814379981010331759797093890713261166950501388937253026656204586879918313051608530838845509480791006425199410225094685991773930361952450561335380982394342769185540014562299343219607216498768247265226625993075964292400613725232378560288422141568149470719087417191905554068250111452600968728700433024584230028362030416482988585881361972141656786462918708173630904075205301197667903111820653126861856578621670263566675718127938210503513736551809680900569551676805890887001435741702047570629829487994857365293286654562378170175389046430167723274575636749004337144092141749491623234099869784738776976133340319953355099031952739813106067192742873385506741481773122253436280981285801256591615144981090260818170595460133629040449623617090063582074038331988330451118913341965276427536636173003413522429285034287998336234315695789845024439837449385934284000616538073229994909346095380202129385535494621342984251199336770498947500443877180343372313
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 82 of the certificate chain of a 5,460-digit prime (330 intermediate primes).

Certified number5,460-digit prime
Certificatedownload
Certificate chainshow step 82 of 330

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008588856267 --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":1100000008588856267},"decimal":true,"detail":2}}'