Factor Info

ID 53315
Size 407 digits / 1350 bits
Status composite
Value 20698236715483248968546918040291876159497491822576002045206466191300133022679896924481600190964597718405946074836485423135013761332462802600952886037923066895010148876518848148084541438912134764912712619844491800674556227984637104013651349086690193019001897564448824136621055374919867125920415149248561820890337951455312086891197057189594157931464485469156688795164775822517766646625096884902497988355891647

Factorizations

Primary (ID: 52507) 19992624083894437511830336494340416078644415773480260275067477565243917 (proven prime)
(ID: 76683) 1035293647728675872300636019100085184349779300502763392458404591352612217365155891690316629408153828039676274025065760973873901653497242210060127591964319206448384333552687666489663558046081495836007939346718823544214032185858510454693198694837489531075663359574314833319738427736330167766690436457171793122942040855969158820704768285691 (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.