Factor Info

ID 153001
Size 520 digits / 1728 bits
Status composite
Value 8002648655843153602361069922480518621780782438867176088575282157611391621014527690701270188034757851006965051673429489604333938784627506357651754530856666732975171628168092788710411343687240776527011249756767590280662429962933751105920966474228216493709347144205852330251079132988995474397705175083854117003808166912988149073830493061091852912185432698322523364976193998746301155011439380277603187283260747606333664060131624223516873022471717912778043300060870418933561585663112803862221939597970612182413318297780901763

Factorizations

Primary (ID: 186424) 9547660805496052723551971250265667461212473 (proven prime)
(ID: 187104) 838178986337310778958324798913504684995911238099495245412981377059078013554758515278321933408061709723993714178768476353692629362812401527039429362885876169250554185334383420625552563900753071274673029985663737058646645353566543272807932419385263167745214464841764672131862399361836124113876530811732603027350950681846646032542220314384785102057919009504996701036020891932335409037230387453546455361449891812082822440461262584587265476166615654539792536322379811565658187608731 (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.