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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 #1100000006985328485 2,217 digits created 2024-04-21

Value

190578802887807686336961700487268696238650893589774745133432636625163574355408903961148366989277208770795418630189951297276245184376282811472705666675622775497771680840454509376227555045624046080542181801348655004497975888442389183240881593535080024323768910440614413233068920170732607088155301831083608465738051493446782536889227009165509313008759728784650658398266552709482446096721937996747614364674631484658037257665011047313577008100600551826850343680900460292242030884008371106767324885046564896339476196527341634074768058132455847239146093406086984165727018058455654424894574411092623701666933593225407854326448783462160372219690942280444162937034061434492080124841739766390431495565407952314600642815869656106806145408995435364270766873591632156429383325984548313937198879123627517601504615909721986225979588603927032826475781415021993500009538040693027522565245717117373677692576255876550033926294340922985025905207383527134230379875203199237600555544119904923910208108550719835389272640981230742188632109638621600992811419598452694006952215237913018343551389330722657210109255787710044503281216775520509326100173817774821865387379767349268690658800418015528526315300720082034867684233007028165813518159565909862515311743536077793430490060454374573799552509369540496906695538443581946701933285893565947812031707970924500194162495612215912913706354914035907261301603110635365477255674782579698868348353155287228819599973753187933052864584376414847384637298203616968337686059993174589583081671770203966626176651397776267798068781015275843364161014504772031711992895607732004724011909159617142752886519521773147819312211986937660448592732945446407176699089091189612077699693768735216322301725484429962936347126630571734265452558140343277383823598341549211882008914022859546993401469339823536272563680662436676244563079211615664163327785972416906431929695884263700031526317668288535330710372517354690394211001998764400208284672493376302420235945801664798416710826856770548602740628290741888059329161875571378615139091437875326047902853846275140409439301549598392953179705455327418552768550479278655058413983821607076818318679482728457078698932380782416468013417594048667989555354086197699666642873451446061142977
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 2,867-digit prime (317 intermediate primes).

Certified number2,867-digit prime
Certificatedownload
Certificate chainshow step 66 of 317

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000006985328485 --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":1100000006985328485},"decimal":true,"detail":2}}'