is 2 115752661 - 1
has 34845024 decimal digits
takes 534.552 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual277264.427364.9351%24000001078729470408.74427.6039%673.171567.6014%2.6663%
PrimeNet2728.261962.5000%5000002400000011.92155.6114%20.183464.6043%2.1043%
GPU72276132.212964.4737%7000002600000013.91744.0728%146.130365.9206%1.4469%
Difference+1+132.2144+0.4614%+1700000+1052729470+394.8268+3.5311%+527.0412+1.6808%+1.2194%

Known prime factors (1 factor, 126.3 bits, 0.00010907% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
11575266110121976643310734335310172498570845212139126.251437224360799391658707101882460
22 × 3 × 5 × 23 × 89 × 2393 × 2531 × 14549 × 1424041 × 28369049
2022-06-281424041283690491.368e+919.36619.407

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-06-28T01:21:13Reboot ItRI_3052400000107872947039126.251408.71,069817.57.604%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-08T21:02:00ValerieVonckOracle10g263264--0.017--
2010-10-06T21:52:00Mr-Plonk264265--0.032--
2012-06-22T09:50:00HBendtzHAL9006265266--0.065--
2014-11-29T11:38:00vwflat4j-laptop266267--0.129--
2015-03-02T03:00:00SMoffatManual testing267268--0.258--
2015-03-04T02:55:00SMoffatManual testing268269--0.516--
2015-03-19T07:45:00rozieatom269270--1.033--
2015-03-22T11:46:00BronzemanManual testing270271--2.066--
2015-03-27T03:03:00XebecerManual testing271272--4.132--
2020-04-24T20:55:39SRBaseManual testing272273--8.263--
2020-12-20T01:06:00gcardonaManual testing273274--16.53--
2020-12-21T23:55:11hktManual testing274275--33.05--
2021-06-06T11:16:03TheJudgerManual testing275276--66.11--
2022-04-19T18:37:10TheJudgerManual testing276277--132.2--


ECM factoring results:
No ECM results for M115752661


Lucas-Lehmer results:
No L-L results for M115752661


PRP results:
No PRP results for M115752661


P-1 factor-bounds graph:
B1 = 2400000, B2 = 1078729470 (P-1 stage 2)
B1 = 2400000 (P-1 stage 1)
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1010
TF factor-bounds graph:
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Last modified: 2022-06-28T11:53:51+00:00