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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 #1100000004870656464 1,840 digits created 2023-10-25

Value

1208315644862491131918725621963366228247525809606818962988898773964374419464358580463534089525681095964901318188446582058549616072818938043750208996696940376980693862700874289256835315414954192417401377325643415398384324456238333840339797564747835477921301536657458400077368342678216857779839563392993601098287469224477964993754399833259950469206148768307978375500678326217695055985068752943521757376625541591365149003540580745864305950924453154862940762465728142372540825984117756910219013318506719936377694367042379861515195167342119418243841577284730062992779265819016193424212750067864133683417005191991564419869473630361383606163958829048414640837607224588730591882486324322539445343101027446883289919530085800050942877734011227402937206557633409294087440160644725118138904736052032842877153230643719727780563833699826816011154485081265853673853284543059723816202503583249574583470858858324478330580114868485061435618258837216544072933332571938226921179877734639666663928849189721403515728608045921255225854737715694018149395150635702423913608040166679154104276893352442853711844541301345620051905289496604843897778820573118950451919477513247171830618392686264558174920699516381749209215021166776637508672676221837299669636201066668804631075363615083604523048667881599441571401628297571994329492842465880290429587898762527182927499189219559657724680478967887486221573943972351874560384073980530819135046663073197755549170142036093642958839106271510187065993136636875620842796989259326937562149032789619279369963524366880610762534434606366962757645950246931704025339844749527332833420040628583983222353311135173690687764179553904651785351392229323585929808552210006432015133786000440955572351846052126725687319637050747362744901892073963872142301689525994096409892296635965909912898638885597922605365485108445346376638848431817657528791
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 78 of the certificate chain of a 2,631-digit prime (295 intermediate primes).

Certified number2,631-digit prime
Certificatedownload
Certificate chainshow step 78 of 295

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004870656464 --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":1100000004870656464},"decimal":true,"detail":2}}'