Factor Info

ID 153145
Size 682 digits / 2264 bits
Status composite
Value 1778567311381484375806183921777781094902816069846958043552588994656931652811680214044299149947922037624718508760702441130996389411561443212570864466797384354457893837928279199933282685012284693851312057863829932542654002279065601497858530505240663360902571514270096361826324976237322790692134262278073016701018168367512302675134560595787234400405433617087660653431748934889797826589536803130519640624311538022499621212720398056675962522830912343153878236091271740514417915869279061879026493254546801532302522892786072899642730990880621320901504511950305075946976954466653438563692864652097273057933725911393051027935905499928771777122040777530248606420011903520662968104318088028003

Factorizations

Primary (ID: 153146) 28294206426090454193 (proven prime)
(ID: 153147) 62859770109736826659170220181242448343572761012721112983315641115905528455349064682180177070882823007335568917645531747643257947625199554095724783013488279569121026087084361254078153921507216562901184837985972504312927478988478438807835367411353908055584036031996549366779819724835638021093681709864078261904794693910135602410913055425609921489718398370552512131088531856915968314596358552339673839726053766631411572150277468766857999301553674813125915758096406629967425056043008768472683338551347894176465386969397072832113699761731930318437295687206442004223197552590023880996822659644328751271812909165140105477450242447590536842427065663259825191256407577171 (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.