Factor Info

ID 131137
Size 518 digits / 1720 bits
Status composite
Value 40687682500407560128114082089919318112774931126225880004070636604508121302027828632297795880110308519810332935005015717514632992061662458784143538109424539747314109934352549182462649277745728024899476859062570853696900951326924281855662963922304072275677557166531653844572539652088861931033136841955789874896666919131356538224647342838960973595307055835824167418680405264003824355106826995884764707954081974024080752816427718911430266893277091770440237436501672429679387924478992264683755051356923651562906713796259921

Factorizations

Primary (ID: 48061) 4542074226941481811013335371007246174034594101491641818597003201 (proven prime)
(ID: 131138) 8957951910839999412225825501043208003871468331920622197293988112647187116824855646085066937953231163583281088094085605941659683424902626353353043085484633223229296500666254838423156394385435390785232435777679982152239359651625879394395019883624427091787201711138000834033908373967803628822567753188783041203350944959579502162602670776218638593650214349135035109495439301083008729404522966535132669815241404350986970391926936494340679655179270871590552721 (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.