Factor Info

ID 164905
Size 629 digits / 2088 bits
Status composite
Value 19617006836257531314188302563976629944595365980501730006693193188604214295789961803916540666243389681569197666857715274220182004462663588952144193248144033684900711322322511032438562685632215567096918705049877278344835355323462433167583121570677442569489212112164358354333191763869353873333853843914117892018429728986283430439019399081600052520735076033559813534320708082454382282538901977222891263046506785892887409047926151480781910342666159997109135889727244496389790858090653067476894906036392631010069616742629948291491892607826660375872878718129921076922205494967259860950850237329701384642715712346614833892120892598551449

Factorizations

Primary (ID: 163540) 3968622685359895554941 (proven prime)
(ID: 164906) 4943026432979873488024215950557209856654124104764219718336057818283827114229288871888733899675120649555965812626665105314158718399671756361272973739568177144487975479886977050276836356934723888658125607984990809684441963288655463525352729307263191696613196987399896524637427611601980646400916999536557850950987949967162791035999786327485675074108788611516849139810223807535032343318037435127462248801890440434072970234514132182697854993808031381441908558984227538577400601848377781016843024520664840031856057794291956040003994652022971522354807885651189817208921100683051417291548065963424570369262441683789 (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.