Factor Info

ID 18820
Size 334 digits / 1108 bits
Status composite
Value 2540404623816768211840049584341652823169535089805414235064733238371362201422513658961341173173960292943223159961626972856394338492519922918606285586581853616499025540217112295450054025621559000975739240555459721863414742863634114343634163175950515851612691673247207235896340000369567390841698248207499644928154854788989629447047952921

Factorizations

Primary (ID: 18821) 1369131107013221872915961091057009308871996187036065665729451809 (proven prime)
(ID: 18822) 1855486746889197078096502964978530013408264324573750129644504869171527084341416431261186143493174806260860511707722143907821794702404203055619404006418741874822264086245459241497667493144274979351688319133433311303489662880711811958988992092034758571155998829985764350969 (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.