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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 #1100000004902057195 2,013 digits created 2023-10-25

Value

183712031090131958087001333001250420635642939785825225182782267789952493785552497458289379154523404605755882822286458684201361235878261227811939181841395428093436207770333311434642523683488165134557213219318455562769355292034465254769109913244318322027642764514301874892284209949478528077995598834556637314878499600290942779502688534980911102369830978048217063443539788924146161158242771940832116746085172930997907323097452453905431325061776085388695333063513204331061241631321006000942878817692284256799440308705876124625680739379324116373873784837283857836367172349263297906257228138444374775601340715556108565682069200875149352420014192908842468064403281266700638871577915955918075694041348411991071316526795266777533784411465869509244438467749065088153606818846564793302828153160534872468523392225259532589150189414443573374896157885777087509218634828911753228968640860476049392061378037832467510572101506494012499179920401793951681232480789206904426412424381904645926138080514509663402596764267457826397409902419261080874250195855514520995446754358171828959185467317126169512272834706502311224321158620278945824328891616548865802640179345683191452221519969085435294868423696281284936442308694900788711618797555944076730328676329492404381778498546315785652397739124003757414163977476435299517867909440638197374004280841270855583436458491816384867565373540273645865982962376148533126399730605526165128230782633519914491791430434699160935831709847709501115821224534836275528878600892294651000215617520480330242602263291687807130787824753210312108818302718625512596509637858770213547367013749860437573528615238260785956255516104811097977413226719741039295780622463566645290846673555652949884100026982950464102300319367076665020767592854464556149764450962185174077783244780240989747365454244006205154761508621091531241424312779812240299668727134241934278897221099416226621894950845413886529620177148327543695831006168520101546878546612501697474629105104082298183860323220916068823548119627828606179329314353926753
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 2 of the certificate chain of a 2,051-digit prime (158 intermediate primes).

Certified number2,051-digit prime
Certificatedownload
Certificate chainshow step 2 of 158

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004902057195 --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":1100000004902057195},"decimal":true,"detail":2}}'