Factor Info

ID 91830
Size 650 digits / 2157 bits
Status composite
Value 17828048858691940532764268706734768455773696115984771608995026373879455546810172253528561514225625166638749553415559530661531570218295383601684513405252411106034163133209638312682183728803170747459050146425611306813613984740414807596277868877778715670408135175566114371309435876076200241073968767613292525197660527572859259235049620831142115124139705838444028349043554860203557069991219162327915828642716827609107978434961106744699897963102377027403364806810414546540024710660371259828958231101748237175009103077060612242665608530270086440623845888439463964973122000388049050808853471726955764072295964470830420227908954938557213541086287547619098417

Factorizations

Primary (ID: 90091) 313241910631604472552692207634009857389614425395861565508501541735484497 (proven prime)
(ID: 91831) 56914634516002034398128760045061769220579658183420596279104205267546013623330765281102659137378104534583055575143708034208049974399113311771190903935066896653821622395757253534500929385616605343746453807789647216063114512825157370632177394918423598256533942552701226723399747014094073927381063285057203174789648883874832129308622215411058298023181154203766536280367815147392389675617859421753670260772597980830656339440575044329774829731339656841070403955005196933418466618285078558796947172595320884811860585300266937547543293971260651088967256745236624442847662485065049435361 (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.