Factor Info

ID 131138
Size 454 digits / 1508 bits
Status composite
Value 8957951910839999412225825501043208003871468331920622197293988112647187116824855646085066937953231163583281088094085605941659683424902626353353043085484633223229296500666254838423156394385435390785232435777679982152239359651625879394395019883624427091787201711138000834033908373967803628822567753188783041203350944959579502162602670776218638593650214349135035109495439301083008729404522966535132669815241404350986970391926936494340679655179270871590552721

Factorizations

Primary (ID: 9604) 449630134889913858029805057556645328731533025782350500742040723518014380000848391001 (proven prime)
(ID: 131139) 19922934909674678395733473467120043155007340454186144092067934361588664785897579667776286386215445306563277622310920097577353531370482603861499894981261070624629736792203608842767500385768706371731349685141410673785106606004436155772979322399761287361522794027746867032814444088556743570552382487142126859752057902708224743896350720438909797157425392259707087262269641721 (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.