Factor Info

ID 178327
Size 687 digits / 2282 bits
Status composite
Value 581216442271118835745963396578152192754227331401933451264288841766625940992814969971344899809221169115750996709357242792704517086000774291098201244586767824143109310570849056905304491653188638528939477823703250043729405348155211304577265045174961234403623192814536407896823433249299431850164924234531429603422365844403023149286417489394156616461846706096230988166489662315938061466849708481495276793592937867591999264000502177128983339019680441612511679169444702331947815749771771822928336797142699039012832137836198218819177853088616784554966137250214707422433207524748069298647396973002855501941307763350058353374444085471880309405888647679650862604419057455223328435303581300085605817

Factorizations

Primary (ID: 29971) 3105053528303208545079632351859704216930764396114749410030755840663552363977266506158362610293981517576586361124980320818528909802804827573798103726185724741780548010962858622818068337719929040715089128974500689 (proven prime)
(ID: 178328) 187184033052316203877704225760429334747911407900444827449080729856921456021649975753772604416635614355263469861332202440625078289042263112352535320572878554523420297586912379267440934349005991759524913174485697701333954892806053777744075550576434212386989956180149834482254662926420228481370284991247769647397398474740613465224124519095494771838898651487404523721457474764354624827616242082794632556730239696618838590465405717293526669991554011057605542168987060881712044683753 (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.