Factor Info

ID 151029
Size 750 digits / 2489 bits
Status composite
Value 154586425659078107655669785382251841484229298071284006297797594386673291941382656565356939947675419363081659002116888978222965981564212993456084782407677526973169566574652986499979752553200963243146133467495304351934397171145920723247903553627892015690363142059682803965550414763027943940983184169038652128005530720018513725931739395058450917296471558962601288607018166930042781403693016507040978584993192346743205005366850596497107493867430953236904273424333804880456791385739556122352917935142813002101419381436878090682618507383517758003194789399609893448837097461552568433368297311274775766364521088202236129489869534739901631339057751648253703627878805628258830199705396303901754754763623077170497727772695187534383178257277791789427124531296453

Factorizations

Primary (ID: 149939) 31515531746853275058961 (proven prime)
(ID: 151030) 4905087018705088715991464112364512003185121621036355063593533143423325599371589633503702652030107716960202889212596018313730328742703579049498817014047873953584794353849682461276711115586072712512697934652693605840657012964009229144486745137550436831681843995659237083315214053018754259560297213973384995501820989801456504387931205829801262539206279135536811202484273965988030111205133743304290262423590377268624676546038330692803887282840412472767186366104978368055376508411379770130981928612544019179428932442653730038520412408642742508654612413264178467881355578029467975576533583017376252819116015361757230399934333134822227270913904500280783542424922942312106709112930600844804645369802139494640183868230713682108872864373 (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.