Factor Info

ID 191854
Size 819 digits / 2721 bits
Status composite
Value 782819769806138300830870573960274195220194933393652865534222757583045572977206737562857829809776452844049984902046028839540575172818700276291232855736708153800396396236802627841096153074048597950093052524434125220500508986320831894963127599805140162629986118680740281735957322375664185381297326773072211413031657210775255051915935844522952960342613253385190720515573366090436393573930237770780546639564299476428024890408442188439249448323842504100409303542224052842146174318698368794790872859890806226972390876443541642686072797193914731129868622605727808967547054387750920651371943322102829702312622794365595531760545700205741929050205343028499116583337406630227553193713245845980528231706885633080170602842315838964224882537804799196588107470096273483590499305403117067457850711328275280175739313669739782251013598279

Factorizations

Primary (ID: 10651) 174687898994276645505939406294688103239668147144656196121612035919719163968649013990717451692888658382291763182243248439 (proven prime)
(ID: 191855) 4481247838648434776739735220221282087775928662119717332546714151698869376881119662635223054074049053457013606670328317136230281425382610420624934409638861139155620491048213427043118329314225989709640909371295636469822784541281703768218559812872651251303470828652288990233840626251521358746030577371467959854672782814834211900177099150307287006531158228809226980168417368117419276920891741055073626647790475594885808836631465214529919053418734493882655186220223680013586840164983382581051979819431476393787637503599694685365946212085887675637961085618251613671442065762891262336437890763461090280797327828539169123967901531858020693462609794066444808882535080446064890309866134517136878150155175816561 (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.