Factor Info

ID 143663
Size 393 digits / 1306 bits
Status composite
Value 831578334229412665010498834985035596998367510750939845513325090065910822871390973946806402068515832141494709694531354448250746218088731442836220070861024764985906119422616190509181693372959066349102610901376612991436891341570240968895648218746494210127113477370901755930082938568485961485523734685367327504936926356068497109100529610134801532124959334871436070391098074546499958550049719221641

Factorizations

Primary (ID: 143307) 20603755953546673983437 (proven prime)
(ID: 143664) 40360521455616787851047708435878152299030750053481248676263361051608799749056794414390095464088475605683794305276451812239572602861257871154308260632144780813396422603533034537836472442726156651790216679081686107089270303894541970383820310873111819612129811538134722322731966688595837891082394818992380315622970203134613912689619652599256674666655308228218424623686226093 (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.