Factor Info

ID 25353
Size 621 digits / 2063 bits
Status composite
Value 838972739107491655756529258514972778515191692835903025980985983452424024597122461319502038862756238336837857996826801995722744768822385081790395642327945541171315949985985228768748757997755096342517679389994261333614502270446953490613074084587227955252462825312354417103124678143852858695469095454707420360203527724399060842414891131598389413727536098181030037698838566737062926221890722109822599609223287408456073649642412393256890938020889031352884040027998007425940406157033239382534731773349360841784281609492119073858543403261665312112017713538502752188160146989631817053175201810617361922892196924560026796502994671

Factorizations

Primary (ID: 11162) 1537526783273536776150319235903170205959819485321159180650397325688028293946582263261957598097436550149727758914860073386697409601201694581574168811926672318471 (proven prime)
(ID: 35638) 545663820776663851688764399162426484970723538583459318223506586409388128872118090018253528574436793274865622512937531005321404384362293385598227390035919379879038087863337954839145489121375825903864955113060060404007105567613554166061093813221149048114818020054472348899150859386736223179423958259117103725434198201519527195894148345684851518556637659838472998972322317418225548822373529724985437296981350536140454744934768980932171929278266444194313755007242201 (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.