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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 #1100000010597897517 1,984 digits created 2026-10-06

Value

1020685147014509733808095167671194360534517784450347537070520124089601188204440698461406075356759476092439522955639822114709378208612494838040201937328176830542451655811987411044333994253541878930268209506149242190142977253780751454339167778638865971784805636705073695533073684823683642322351613929097083722931388100444653105105623518509606556727552912555913057442182457410229333720330932089341002913449295735598005398823532340205558028739135901601629085526718841357496148947453343288831028103636950866152333290973316090897877866948722175113135349559544002511141410291508889362306098276555224455745265072640042004737702900526352912219020092675995460988584086459355569114202000610699769368099482704201555530762932991498307902874342042336384458327219368750806809622842737139279844653677694882243043263215262571749049545179435175478288964300203257813370429503056041061521609424335136753566493632348358675138245367745507880966238484492786643712227661407598245233633025209221454122300156331878057007509443120593041686415136522281197057747861379624558315814515467697263878271784148653777352492814579066182746294875873824602977065248084698197586212869789237320384898664180317803136476349197165904829849448869165375095025528794139800099365600732926939061536403009175784799263069904520632910628403675400327135878757766699799991433637378344972409319109271324814702985536700353193646792573720005168048989384852488416062681646845624018936123043507819273202647977351112904203466836155115123124404154197943984825717975238987787127978799024831854376402329689067763342217200600258901807837474529249797782590344327914503097423631860868551952424790007119881543378781474611150920892568909730977992355333991400923359164076127727271285618308476695813042842947684294331112907688627215121278591594908171007091114970881077846038529110309293551653800611544441741858056385743885070578140422461709660486724983063154368646248403388712323624952046128244054382594292377662868862346949454729510651303786340801507091
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 89 of the certificate chain of a 3,195-digit prime (230 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 89 of 230

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010597897517 --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":1100000010597897517},"decimal":true,"detail":2}}'