Factor Info

ID 137309
Size 499 digits / 1657 bits
Status composite
Value 4365940511285663531968135296609486394674774990273015616255250169917340791913313592576966835899599602385716350150860548130788859815122232955009508759744278145785904841142943537278998342121197108257624655057403267762455871040286601706340498013517990727857319957036617922152825568105265308495933588299930855105272141420453865769383232652165364116772360291912379018223998127318801721094867634127889264576722369298514271286273316158213319920623645107355742146044792283889126853938301305912116158807207493

Factorizations

Primary (ID: 136418) 2028795664420021044654173 (proven prime)
(ID: 137310) 2151986317722031562226880110592954566076025442352419952349707473499892490065387495795682054330044585972063466543902490881731887249021841845285939497024687062949342930280698879962570480325697278198584125825681554857820008143313042163467953980242063108692532861354145542337786563888267726214281690581049234959602900040919762478130061385719002988835647136429680786891513869305210118768092666319181254892368863811497989488195443355068886744783318325831463518225259332845308376841 (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.