Factor Info

ID 72857
Size 837 digits / 2779 bits
Status composite
Value 187621596911299776002095556665673014478821531258736605375208595850281022461993202710171392544106888250581616502762146269960515723385788984922945186602153652928470693712862048627196569525008099197249485928518384676111486214165117760427885324580089446758442958176185679708602856049977957503974958622357009135004578005252522486450813218504064189418024559402735685713867803186469910834776132761919981249115312743750860537590083309031468972747967436393822369108309606216083655865591764007197380809636204935777173759553878100625669963684239349230990612342385511190900461697064196891054774845748563791157874564892951947731754505534452985496663398276392028042566986279238760639704464280971293905203585689231998738564956226994773749960612676335913684211630379913270967949421036091764876841204163059367330795227053930760900063984680008655982438687

Factorizations

Primary (ID: 70521) 172311318287603732461390609 (proven prime)
(ID: 72858) 1088852425806073598953200494272057307704501962510460020224531347804524432230697313871868935329490953652548885571141697735252116393021563482148456560156075429862731924030546396993889135699237503738019534505244650140600408972687287998070892277771561419506067716600050157720347866790043048569696178999375355209432622439225105983527381166250041126078310897244104568765919181468666447037521887843367409314163244314253143959870626106349979840417125680304857403689601442905371126851447148528501521316640423158710117807458319353265204399355830298471262498352608345789212037714022175275858088408620893796538995351444373272197082286831744079691995510960328369735383847337378223412871242503895076478978682874409188760907951820226138484972338734198798213522893876668514524241341423813459584826585402369515715833636028682543 (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.