Factor Info

ID 178165
Size 600 digits / 1991 bits
Status composite
Value 209927051064913199830056891984413302711694201524025344435687715964149317252205948332206161429890415270026406635632628822899525934168051141385362350834703483650643491342458800181933717644557977377947161132073919642297862317299393063916061888358294960721114368256572009885207449361164013209403690169707296810312352731267762208364613969261993143565775682236671889233775003382112389016247659898913453077699690873732267368003771429275595472327906123659911058005244506315557341016460071384129988805984833370688524405548867934343496189390076257780616783191000528491309151433351273104859754452319287109889009

Factorizations

Primary (ID: 16523) 22678663531006893220213039493696449 (proven prime)
(ID: 178167) 9256588280781852750025528919281955307131228401491641938698027375980448753040282275459516426434219613717432707050498056149494348923937584974318333290802543656686700660844908670708710767521899189612629750282579863527169446545508895099597905028843609070696688764204711452850547242209992832353845918833222217874066512070548337746515578658827290358379157528536573829362028508690033683975416805662126113229950468321231978927117441916893435663585985816620834491700571184424420085365902831219114655361039737914382930231938231021479896519305778733769595159045234876727995441 (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.