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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 #1100000008676271770 1,939 digits created 2026-03-10

Value

1593160997631645370038567651966275533340280189383497271942443387520035315053887983250770656756465128966652261597404290602804881133805425547454897654427212987394022283379271172187672371802165079313296644227592531926114953604995773630412823214266966821880765507351251208387516267841245719341445273579296526442120142840303029844699279280065797914622412716206260160102541443630274982304126528125575033014295701691608033115009823672142997548432491421870274745596435505586541191919318981068406299926697047127716667558573363025153174571308340559554849094363462265599155809513705365957480250494817769523885569065704824666095332269700885238217639454478037355258282468568612851063548968645717202757533405873700848507155288110435950511713362540741648256360935542065278421133294733946513601543023992440212853927456412076096352869708690319689615832238090135691093788155174758602814085745735716320751015586891203747639812242526341686923516115144088017067354390852090467670910752938999787098630454665289865382532937589962537838389697556152804990188412629645227068550990303566349841486724025215226613863548618020298382203639314569872141329730262438430640701757933672044155657237824370995529685261068628327085932060157355108839655129138938229679038201591911438855322884291153167707032437948198474944316397417198747980385112308544414840716313282112051291203199919452926761838359977622173978767766386440246708313089229077197503534934932480374473436118095911812181589432988270726952768399718055939238481230235874114448616598906985580743985072767726709253667442123855783142475620953725062630579214839192351858232065192654171414922865698642445472563351770248846534279965301346829459177388193493464541432895821818219970698913402829491859872396461157812498299069181727929102646977464269053645844757322055688788992849134515812395269952074624266794368504044061194265910481227326096674242305563859314730493329684425618127356373135747803702211069371107453563574960591
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 2,915-digit prime (222 intermediate primes).

Certified number2,915-digit prime
Certificatedownload
Certificate chainshow step 80 of 222

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676271770 --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":1100000008676271770},"decimal":true,"detail":2}}'