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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 #1100000004874493566 1,822 digits created 2023-10-25

Value

4485448026247847116446986691273139664480529706520983920190212061826111496088308763906981232783180884469659193324576092630878198415864835587798491309642304524546281429706809107054692459485949389143966163929588449552580761167376312802082981484856616013636221689469263150930883756677659094210831674423037417803416135303554351785836396065836025321972120438206990290130714529933914917937826126774245410920042860043050736618054686821181003554731813220353523866719018113105090520427571922362256473111137314612008628933042227014214230260927651654206905179394760549637059604428453798819684554033230155951799190000862538621346039217225478236886079999471395024374920401403775053129046170016472766465879943620777249575152765025283726747184876854517247196767297769072184969748409402744255909748556437505944246789614232201965937140835316063970811938682605222242020453858242017049957656751063623484274645983057496047151842917302100754483038595494753836355562519546581900922037370357192216630945117624405360451736248072230377619900081052813121215753090840863095333549902945144323011765046194811604973430945851750809422865000230628577809531303243401232133310231670432749602557866560645569031946644745909361046834444992999242936225971106117084326304809189839881476069733172746309013775542815220822636517670618920719051711659831743489864283873157450759916030629884014364824441168334676207533095346735038296742196895252254974493058509194930374774092258822813170956309768554903630946435464163617335715304244116334459776757806238441620320108342003383280660127046745066015528869954506657919203965391989224007377751167510197458423997747815863315260870316119852061042777252382425004623252427571327891615935832548238872878410060431445974883846258959501624194453894410346049676559001420671781241235099567165381734701743670980346868989155220882054451
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 2,524-digit prime (277 intermediate primes).

Certified number2,524-digit prime
Certificatedownload
Certificate chainshow step 72 of 277

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004874493566 --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":1100000004874493566},"decimal":true,"detail":2}}'