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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 #1100000004895548628 2,118 digits created 2023-10-25

Value

166063009419465488779000443674791438429869102242843885295094830829784242227572373604457138553720887289421461267624326601440824999575741167634587202360708798637657366472218810211385139727448753816813341976429819035600121622984897653418928412306337158625896268758162886778473968180370559078956042288366883657832011686487992754156733023805373260925078538689150011334664892110915940211813004956292717561218742381028911485373127269694310383385164191273088838029354764771536319872591801408721988489703482018013517781556921444109165583432033100164433980792860238437382110578126721290226026237046719309642242301013474538875594844028389487148016462352307555628582191935991024031270394206535162969461156849148909135416387324618588654360922821567108216412192400925258308429287533778143316863590288284109744918941997680417429171034797815169914504025608351087352404444155919230724108092945604326563866215566520676177624552214232478546263718619727043751117671937619932111518483609353661751154061543610276428906892123485722612158574214933077655666479459024286768891444142138427940199105043626347601700223446047211610210703703742696024831528411397915535314207316601370311513970119578925045103989337046998187075482530944153292467573310912796447001877011060258679055913916360848466113501996090795566864219891591647699728648966113070456001680813883451469143729941102198700203314814116209373909980916231040571218315515627453679049966178533046001884013612770401838886564894345078673576929359384611273370494172659020756078284203338844231774078575125121370528149327648230680169646421878028716609252010775864202320406551763417267203210597427194859743057601825796432862923724255408999296539388892843354250685128539482274404164423299586722856058880737249430475676431789343308668202265400208033844086027348230344325060797602215029116197864475235007942932282930807694856112146292502381912223870794437183282429960019319745289671739577091113962652657807683351352905098836775092016623510846195730607753034499114248850093107676544975033096166591013056454475005852685196683324928804033066964506710015270429300139655246001237834181290026837337432077501
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 6 of the certificate chain of a 2,148-digit prime (246 intermediate primes).

Certified number2,148-digit prime
Certificatedownload
Certificate chainshow step 6 of 246

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004895548628 --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":1100000004895548628},"decimal":true,"detail":2}}'