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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 #1100000009057951314 1,264 digits created 2026-08-08

Value

1422878698757555767084878292222323543371155615075172685247342565862136309888249692591395658386932414454360097120619525919956007442663602795940211202452741178466443471469392735197764629799119468859916843933446925450720562176642563732816437810585616290219848822611492529528155418069095051360642575066427427526829244396819551836286745261752447524296349975793022327499267358465063750264079648332781974948196182052261770494256099855231803035952752801263074295793150369181365600593248468356321707019031986473155749382514939911436046132452833790819942272154668975124067998385356687438545679271980388493292983262854818516756835698706586443279229063400353706160817927319283476991645167935956912458789124928577786937724988330614932402494289448990310007383234103522026372694128781996758105718489266517249363386835181243199106805252794952874101348817398424052143417589609487455660153570821404120899467994001316539869951325297686815504652558577932735976633210227069964215681895082873593481271800787448596519250758886708090314676164304185776377983582448682207535454536044401031529379018824606056111114951548936512029416685948652655944543282505804568652350498929933202993880346992137751532191691223456686842380636763577501378599691091428101152740736923789174994248831639687215323
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 82 of the certificate chain of a 2,254-digit prime (178 intermediate primes).

Certified number2,254-digit prime
Certificatedownload
Certificate chainshow step 82 of 178

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057951314 --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":1100000009057951314},"decimal":true,"detail":2}}'