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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 #1100000004927208780 1,275 digits created 2023-10-25

Value

130850878805492849513348234608308189766342435086508440349414759456202792764438561352997886320076123322287763925263021892566902700007873933280065237513305266011794500179356253658615135156194757515213907673898700488278339587975767917801724966511988438757454649359597386635869797343124682783872926275788388697669553161772901537595694023587157471261403796530190836638366191894245580572723592910692143623094169618790913404045743851467522984546977687669988631226877909840090555320406809485001068988889818591276299094987618815398681590927641782883114476399078944704978838045798832864846486891301296359226203804943700814076946738332097856429525256146357361568011664255607975624632535937028276981097164598142130904513586631027469771319351874300416205951411106789730417593506539482265640220639318768343196466560859561001582206046795357909634537585118705780356580099238293855754516053634275833923834698538556297214440044636386979746750670340694172258091983625262685050105291609137462872828639762192301824776322870293456628415540456151833322548969534008155566060402372417807161128366239719298840804941944137975836095575761821437261024652779967345222925447130132007438932735491091765096492957486338298827448317293798394995883999108176003559103696196911797416114332557952081261052647848513
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 1,868-digit prime (276 intermediate primes).

Certified number1,868-digit prime
Certificatedownload
Certificate chainshow step 80 of 276

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004927208780 --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":1100000004927208780},"decimal":true,"detail":2}}'