Factor Info

ID 153553
Size 885 digits / 2938 bits
Status composite
Value 211412835141760892051070709774086399586431704903826600389867163141579309127548617250636834848634006624361224745641597182476854644977006771626398292080927242042501753746540832208068867214575814537163089518536935116888590045358672137569033522729342741001555490423250667200059810498966627097965607799658085349409561143955625926662936260541134691196137502099012883397004893434900216879589776364557172083183050902357749704236949702619258231663848421495469803637269643973587845497914674687115185884587140297734067139155754683496072924451372059991422016447207633172031780253765467423527923762558329164218662631840219578399606169147542349359298947187499795013295046541487283706682620743810276271856719944261283236790255438207822619684113265179042293516428803030068002274184072518139156116527589813104313660117708034903081965388063228113696386125485238817347766946882333222480801548872271261631

Factorizations

Primary (ID: 153554) 17486921891057362507219 (proven prime)
(ID: 153555) 12089768368547200290445552099074305730106272505804604686880725845052879481445258065054491770893905937017429031086550985861685072282038953080156769817347813248044113339927655191181800246581424253665247105192480137933245346767470286267603158136560201684560715767097833214712667805242638154697789979535663068796920081634040559164480660952128420110519331888917633951573061255303842750888083124607176390360117476327698838206665951899914644788531929339439160197031388870025023375995833687286124627168454857101276164434501911740687958533895503525926686657378518032461151229002930128077232598243001228186386387466488862752308405712505961934916321695339333193907569088397726317037545742807025143559092325972576753238759348616577674683140785503263639909078410827661383498167150281939691628786218289555087162096330914255191772111843930010592470588559301152581815970078994149 (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.