is 2 97686599 - 1
has 29406597 decimal digits
takes 372.566 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
1 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP497028FE93FE9E__verified PRP

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual277313.330264.9351%760000150100008.49643.2886%321.826666.0882%1.1531%
PrimeNet2729.789862.5000%400000200000008.11755.1846%17.907364.4442%1.9442%
GPU72276156.664264.4737%600000200000009.16323.7200%165.827565.7953%1.3216%
Difference+1+156.6660+0.4614%+160000-4990000-0.6669-0.4315%+155.9992+0.2929%+0.2929%

Known prime factors:
No known factors for M97686599

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-04-01T03:27:52FilenSirrah47600001501000012---8.496--3.289%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2011-01-20T04:20:00Architects Cubedm1_43264265--0.038--
2014-05-24T02:59:00monstManual testing265266--0.076--
2014-05-28T04:13:00kutenssmoothost266267--0.153--
2014-06-13T15:56:00g0bManual testing267268--0.306--
2014-06-16T16:04:00Earle LoweManual testing268269--0.612--
2014-10-28T19:17:00ITSCP_-_Server1269270--1.224--
2014-11-02T14:36:00ITSCP_-_Server1270271--2.448--
2019-01-05T12:16:23Niels_Mache_NextcloudManual testing271272--4.896--
2019-03-26T09:47:26Niels_Mache_NextcloudManual testing272273--9.79--
2019-10-24T21:52:29ixfd64Manual testing273274--19.58--
2019-10-27T22:21:25BytesInFlamesManual testing274275--39.17--
2020-01-19T22:43:15TheJudgerManual testing275276--78.33--
2020-02-02T21:39:21TheJudgerManual testing276277--156.7--


ECM factoring results:
No ECM results for M97686599


Lucas-Lehmer results:
No L-L results for M97686599


PRP results:
dateuseridcompidcofactorsres64PRP
2020-07-28T19:08:49Ben Deloi-0d5c9d6d8835d4bfe497028FE93FE9E__no


P-1 factor-bounds graph:
B1 = 760000, B2 = 15010000 (P-1 stage 2)
B1 = 760000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2020-07-28T19:08:49+00:00