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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 #1100000009008045858 2,967 digits created 2026-07-27

Value

457701222791195564349479215878340168570552328372908368180810883865791545405351422495781825106299104912274034184749972964500999168665657363889358838804220566020070728657349093235124606444454758516616506964274383658908330934635159916079503372555000820029717431788621832721149053315936942417781335489868088023885842138082308908319063766306936860077844381449159100264160464761289692191363887868934417207615410964601395627147544674956637424582380057978769969637421207917798661357300566548567184816016251184336704753307253725145789813079763849991275667605756239634813028584823188313958353040514246270190448832726917100549403843846211366049346091518040604081209623462512305392130059261306003967946767037237671888764971983033411107225515470556022792274520642826673335855592189473530823209233544374122359165340855692243030573528553385464531069075438567744425669313777066871613914959155120746348117827272910069191559735368501678811023130627400938570575446964162325945512375081644743503817936570518534717032824759278938500513012804778923272656659739242778333250832019870825843836661120559457795054671409779812687578079975953121870252645747604684287586348962069677098842342955944058342454622445874700937548034973065637263857477440016260391932087730630818642923489262432464967147956472372785556015755110755297151678203163009122630031398284852728464801531555597002395488294095564054832834874571790759359991675513421180291482816695435410363400036683107342145422202877834300976296956552430708936776265123151234357315259871878274851932234457123299476320391752404143266909606353768185769115037409308317324628647989055221687431413028472019749451954571038391463062546069815662002170515246848337369919705807614264648027561768184378058450880529493398025280084921873431562417911792600006705665106004064394307583609442749979193657143850971175725008660337767265395633520330421203986491983219909504503999116446406557520609572340796240813925904204772493335194701093586206709254920560999975340456525776875977213750383774391237557079552233799796120778357899054171182852651745128523182282295536421477027330704034296044466562869935006330995844654571004026377909038281416850582553867180302363566112976603210644245132684892484697036695030637043575829776969236862858349708198525769686049331602662637128911187942577363831824923959350334666394732426835806415884572194584822055956775718469614147306187065421738409114903775056709600105475224813193659386429091425006435509882276152786292109593811286743249149948763094928867211281531613098935679231591398022457075797517749152384233453197328275112230555344799963574180649467249731368645942455357443779973304434193366839622846229459437732445440779730492459286056738846645818365305352811320971586711288736028365325257699857316497208140923163353560233536533485113750238051735037697717437308560454753372263910066834400230275452510051753515682972215235587754624902113706836113326259658251717591208295389460979536045672689809535542572345752588389481518914133294227
term 2414^877-877
4577012227…27<2967>
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (2,967 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008045858 --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":1100000009008045858},"decimal":true,"detail":2}}'