Factor Info

ID 173286
Size 536 digits / 1778 bits
Status composite
Value 12874564914354463906764433108321987924226762145770544001485222513531291555563621220443638356974979877667920880820279262388733519129815895778147076192128624946856164377819048172549199646577441271020698362985213540846887637535551952870302387899042163660702789826895041762331248070424620828304277087287998634837337393748108440531253860583367541221133200096781658825675995654800529045569271636970117065672863367902947987404304774718432247382335549327428936627353945329707145833249384975717138752449244550452544550045701062891976276421776169

Factorizations

Primary (ID: 171671) 5104041814928228417393861023848882081121902609331082530482562673698778710654929282113 (proven prime)
(ID: 173287) 2522425438737418018686158051189914090196427265081527507900399187525177198749901660873695039411281321250893316511216499652521827303037758852037143313089205749528437922387991272187944091440301868042895060353409077726852356997019345814114561791383955621686837541169729609287946605023881360567017504461440910545878228957982335272010020550990390918306709819759843668724926136556721932457313597676795275698151323404761708679439825588717197078268098909639913 (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.