Factor Info

ID 128448
Size 459 digits / 1525 bits
Status composite
Value 634993918443337104161935360096663485417571995040975855331689768821833937279040462270946331223974610393893453365203471121325881685063104984204115062332598298122342618663108114655556595516663991638915797924309415905062675104332509126539828345571033800756276098834467390368058643136780948950684249332063829242396229586243616749746547001474184238468855724217895413085690392781250963018336305976744509171315502543787990739772668951381019167992571074246439513192357

Factorizations

Primary (ID: 9144) 3903786629336559916994727361478951795388816198164294786919716213 (proven prime)
(ID: 128451) 162661020884548945073697047422519707474174989431977785599621777850078330761591117259241766935236352828360073865034405966020533386206614452131554739939892019717401025997019015759055069705778106102057242688294969493805448599159781103018976176674296667921201886032972780357023689181897255235154033280147266831235313602292602954614596792811739312213915804813015048681135627039482356926530790224683889 (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.