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 #1100000006985328448 2,544 digits created 2024-04-21

Value

644142117702919373365556524233311885189046371959543129205579337652521020655664894757468855075587012492427172873936299139275180195492351567221704501826051368306305545048505730097628044411037436386113876939243582929127742998914848259796187896157356557036364313812495083386546257294450934429423034067859511807360938221356298108013870182599894160061898154663118687801222397116535622661212983149626281289164709990365734952215527892749731015627713585532655770400650486579435301271821093187032085999391066414723994454001843865554355554001286753209774989120825590226386274371256742350114139300988741132518664228602103652310948070667641963941211174934684181140168161084824788290262837633903776483387487892954837395199378332624306719490372373912050311998229499467478505115496408934293868843912719406957071990632363428064440859926583494997921789424633500508323184811588674677219719637050473761443518655684651869555375854060966433437575743029518394324834397062251702782476097127564086154161917187689823948625859802710574338445996938461894925145267211386500930656710899167568380358573581842590787160066378271535344925744784143249997552359032470831648411749277109019214717449876634991847531652595994957699392010821929239589551817220555327186696727711879710503673169687768655392144668962931230131896647266796275089343049171801267992788771458465164538499562260597836051724459142881193535974967010015919342148588941353185079024724269865621695435109045217795814345152680418572247482684668588494704475811622063345923686720565991880110063425145612223874746444368655191258572249436616587877428636002908907897551399556448036496086510442615495654283192162530938631499653918405354378179134897690312408933198286860547641544558011099835616196593529725731346092214003043271380917161006706102938158910792857003060207361530389344751558676760778531309097296966116393647337688535887960223850796122849183382146338179326019814618731963574600187982627224927935065101145367013751141354415553802951488189995262065543043045795400969095168603310047556020380429549499773314527886153988636267953633091079125360795409363878152031585796885656897093256581374600304275560332104158779559831136151367816092429221060179007101831405639728586531385526849612225471683998475209722635894124670741705441517454426425335325018837958847846463943983640509034937606788256920729795998082451339675741864587296980632703946423480143294205955221870816346136699069025120098808222105896655385517466781704306339283878399630396047315184688477143698741938122368933854965452001587103729139886103720949520863974879
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 2,867-digit prime (317 intermediate primes).

Certified number2,867-digit prime
Certificatedownload
Certificate chainshow step 32 of 317

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000006985328448 --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":1100000006985328448},"decimal":true,"detail":2}}'