Factor Info

ID 128715
Size 839 digits / 2786 bits
Status composite
Value 28301699940876605278956825475779779373024607585353959984062879432377855041297852558540566673331884626905069990447303811330767006994656098969310533050599698212443915221788991828291429865178649975139625302672442616518314557817715492845380972433795694570655639248416400999322975020626337555298199740646623317130291666440895585438072224617411724898438182184227828428290964158916118067011892271287437697827671367456105544361499710313067493176815239404151703605225722112301477109054163985331597345728075849842474749167247967793937089049185252210809200448599032333893523777870719841690431943397006258383498898938901096356008469437245211394381822326056063429495388788479972631156328980761709152423767169396435063830474832627095653851147953011414503902035378340118601982050210332521152282640671522233579440595654467505813847140743407483012242973233

Factorizations

Primary (ID: 46375) 4299810120148972623669298894436074164915629415920834094855936437 (proven prime)
(ID: 128716) 6582081336162829290960393451007106309404077915871741918193108787761360522170679374082446367043248337079482191415493379322067707713774615179384046945843050205389818056659804855791821196022244506862133661563574178591829777052035167220672594098081780812018839729229748272386306620656351177988931897819781520514340872641799202072633142867087445945557423405267435401166699117055605456078712357346595635663307137671674146420194911639918984332765796415644341617152662642592654485638303537010725636074507191056904144567849588873704915917497329106493791866103321440509160628418340273066826901847569029132594407275937848725674282298008657212794869850155719675562391608344905112626698697420341299430108038498030443928866701398199881848857651714458466375974992707477151098506777052496909 (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.