Factor Info

ID 142212
Size 981 digits / 3257 bits
Status composite
Value 157873393719861960253931671332663145047767947301850536918859430220722529114992813787716180735606378117676481905698718323524255745975649238444073633096844717931957265226620790597663943916295836483506458589829006744438282105502726369446851240166419922902115486931419994741140703427291549774083731199357754702196848433298851355442815658038011687891895949834728644731542086468186531107569536427855698732755463752316425691478248746435317103388727361544256504887529633055074112096319999385255352854308251277893273593097106866216803415772838283352256388974963399455212250113846435795174537280001530230678080805260009835043751057536381429891647064336372543037740140577091986256875316498783934035535984114326102848496445578781320310863383964279297249810669467950974249267039368311572068491291294817197201116741445077241685363013277411947326474217790545583602678457221358424001282518647947090093401505491534608467871869021720313728638245488296404610012201191626595229748143977426246125802863

Factorizations

Primary (ID: 21142) 674865871526349844777781 (proven prime)
(ID: 142213) 233932993770744950435193154225023357148140620203740522001473976635695994174679714097974200898650117169446935884279759751528455806872728853156310800399689644980279218027258085110912524711105869077974288243158442863833725787548255955821761356461445470767331041679820286774769045339061600221109844749765915973721396506500478096968608640087415685222124917410558801300283915324047050657436547003873063940992437867633160055860645210610225612723775555881771562675800230187889099183997559871702474145456064828096513001244445613706377044678106577724085735234542013968681830724149348991614360986265001404036035289933460915489424076163852593818126840434650875877959826159532189216756166413664646550881412203711855823839576530812086048314349572024672426900712612005476592817450507077463224948292217913491523396437255457582970940194376866725776624588186642311213877023877149002235023943963220148889017800437097500329118456886572553296872785333236152471285442250398731923 (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.