Factor Info

ID 170421
Size 256 digits / 849 bits
Status composite
Value 2839898316814586444375620185289247116754726583991060401456959711542333866795182051760792729721083954672913974035064149433889359021381025637494981783543191633311586095154618240717125130208174974252976961770604186114024871373750637036815972877088576960258193

Factorizations

Primary (ID: 134170) 52015912064756497188930334189150885633 (proven prime)
(ID: 170422) 54596722504434680237700846221545321528665763456699689608507182845779381052697741159328418071565595298627233348868426041239148339863841833397476792745626464329699680417420274673192468667525443527966318331275087243090321 (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.