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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 #1100000009054111218 1,688 digits created 2026-08-07

Value

10684046137749867021973089416905283094416507508969645740182250222876438199199286056404658867445031879139313181984593327049728074786286993571410230931291736306071904354616431479407776366753593222672802937715321131284282621917528570870998413275737592243332724497905137131602717959017547763314314400851295316681630279456842272747167443391782809323075551269860992684360197283919096125537283827715727379532199265179216889539084862884105076286158567626974901819776097813438839925817819588538996887508417165104060333046680849453421900869139896380045713386473886047566069690527245740034094525380236468768690010970747217632066028030145367368877086036389250318502975929067328811506347905076250574286186913980694359148682929052208016873706446791928145527039927383706751323070407551517311495532048513692801502016206496652867219655960568524250470504518327521736448640448888912896937620452236739110779149103578282933386388029837866469201902880603876092647203754069756004689364828629485040280979235457261429702480143229039306856914374926709481265188367857378387299802547799786580172768233800775864445444577745564336000178225995778219706093339166070356478684399236208144342461176222922810309020849775989351249358874774747156095517428968007181778212456795452487255808609370761276100452396536382579154289982938141016094749797066307328060222671058544325916813096231172435712660949840029902672636493172917903918696676629076534827208098479036823808035265388140882099891047435830832674845089597645441113742858510270366099491069375586335472556374003351580389002650611862485640871341889386810497701007019597820561068391343470141989281489040065129450792780137168349044443354937083776175267001423525091352082656847
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 52 of the certificate chain of a 2,306-digit prime (182 intermediate primes).

Certified number2,306-digit prime
Certificatedownload
Certificate chainshow step 52 of 182

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054111218 --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":1100000009054111218},"decimal":true,"detail":2}}'