Factor Info

ID 151561
Size 909 digits / 3019 bits
Status composite
Value 531584304461209681797005908807992185002145247821939819777749085940278410942765422900154536903568007773815730974487555303672124298461753511314376011401930888154584807221572954010942714310122650641681867658220461136973518900356985956696254027965350515554449482124789972568357570750349856080881809961626321209654515546475550488811844677874388275044759160228223202216096296503742070521907242933110111206832861720823594788117676013137877457550287993853954234702513428379177532478651653756528369784382332305066864679475222393217665958882689206720455574914281069326902110899484592187552958032378837477019935804974665370154303984736769419747076107232274704903512630141919244613985068043431507844532646934002880562371882703777515864973274446466623015750172053644807058559476785626461815111917544729732439399776232550763679321620718566923941315689503811198472752115191877981554593695403488446418781752160081164756078811

Factorizations

Primary (ID: 149661) 1924278202630797034450648083768601 (proven prime)
(ID: 185805) 276251273716268598865295160661782779422037122193814895259742329995678919204586477694526433022123888211323903950504831276063031096149092740050457067394910120523878785125732192828699561504157709297637157379136667660341929359556876181850159256409242532010943368964012187420544842088421259603653367422386265831985262741807590554748093391163538617989087655036218364239567464465319233674837508180902402188239044583363745550739945327860290291567292577991273132157190135114217805291040708491104473394194455144017609404169328963881735537280195409295646697885013090448946811884070057945541897873379390057652278971279887565427427810109119740192862132648175894914116892504627777094879842496888312482583545344997682509324989163146307137141255228742405316067251095579034759742923010547503114514076037481143537832415135278896945315458862312217582594985625220350918355996142246819928106504211 (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.