Factor Info

ID 31013
Size 355 digits / 1178 bits
Status composite
Value 3952391228688512573597825637123017771612530634796721064676304088872541801914936434765162204920981888966516816081978851224568296923450147289733983432837455029218721511144954814051592120373738215280343343914483931791752083529494703750371538789728908321388101664018147094459307485753345401716553939302937906431846921899152540161856607652282977385011747465737

Factorizations

Primary (ID: 17166) 1265855393578666785134496493194757776649681 (proven prime)
(ID: 31014) 3122308637098594935930656034396876372877758717373375895022971603443323203573001975232271495893042417655048138035677683172126569700967814134407581947007530907557893832273316581675320978895069044663946039481695056598052222803349160966128624119523555871533285019347441787231299186116545445640229738450216398816456377 (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.