Factor Info

ID 158257
Size 1255 digits / 4167 bits
Status composite
Value 1619322794039085693774085378151678700931147671227146069946561791096239917134412417353681269345043817684530359229943588615573061677057082394976752568097690137623868541112593118233774525448395776788904749354499261775223412148999214284324633226147529038616984694748403887214089780381432665740177965183460298827051109430899183149763150091002732105846626492074779981864570624036807608410198881481854343978803280939358041319438622443240904544805590328613063133132408567236087347249577433763260046723705160881236354116737281515820910307725021047947184960924498513965825931749364165760267751568537883772955766126167730004847739544282957449425552086874933575678049031072602754051349741360167064389642735843419114155316622997850016960073758665642837780457392318798098572509613086947472113390769607899932906317634855282568340079274655020141701667233118607746418002126257068349308833622185409146553159940397173583924877119036900410817399857910825795469433504245266445301731204122388131326715463908562006149408385444165542699273445052661420861040772614849506048513111748833713349739997162262558500828241115222887843078476884003597310472501535998330621336548945218260540287609410048477250857449358017221996185054869184894634592552285095418003520846143104954558127509199

Factorizations

Primary (ID: 11072) 2928599996670622068667271681045188567041998240666598148242087562523669795539013858277310234855201 (proven prime)
(ID: 191996) 552934096797108609278076008677288034721188998775170975472102726119350247473957016011821710408043474790380741039456153558797547274626639100742078902437866149904715873406232241633910331613872511422255889688064813874074269264768151768300471156562292742999211945322929970749579699656009627369780080669037868834157713364905120671990276854944649864960266288410404642505318070350779230422604855815947947430713303523380897193622381434450188975269881501188853607559376343935226386199128752987572159443294039911384897765604705317866391213020048756245251969716989684303616844456727403529385755573505092995976007287739990993544416561183190232741173629374495940028838674097082266077458052905060660507432203834306821818733584906409613724114214580455239165660088107998401824725549720569996360658667148793559000453059732969830891827059360602346027908559415267379233455084279294995844776040291611584158237529741999517554050036748602357975715125143593029901820095922703467706112246780704681509553062015809970928219158641449663615244530841028571758092517626056510357888636912228235889633544307135305538198418918733297801248613508731985512279859727953593422123841838258903484399 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.