is 2 771488801 - 1
has 232241271 decimal digits
takes 29,734.464 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2744.959159.4595%----4.959159.4595%0.0000%
PrimeNet280317.394862.5000%2800000200000000756.91215.8272%1,074.306964.6852%2.1852%
GPU722845,078.320864.2857%4500000200000000846.74114.3940%5,925.061965.8550%1.5693%
Difference-10-5,073.3617-4.8263%-4500000-200000000-846.7411-4.3940%-5,920.1029-6.3955%-1.5693%

Known prime factors (4 factors, 235.4 bits, 0.00003051% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
7714888013008806323911238.130195
3 × 5 × 13
-5134.947e-110.00030.0006
771488801159678629858307824872063.79210348732843
10348732843
2017-05-101103487328430.003231,51058,851
771488801720791753422818239592065.96646714336779
3 × 112 × 10513 × 12241
2019-08-0810513122410.01240.59281.1957
7714888012090086030187523149272167.502135457963063
19 × 179 × 39828863
2022-09-21179398288630.0550121.28226.50

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
771488801480442071310960730720292773641731101.922
7714888012168722785920752907372885525596932104.097
7714888016288664065144166814703094900045732105.633
771488801115095039599722875878497222757855420603340129.758
771488801333742073586333503742622103292706028344940131.294
7714888011506516774503402225365944105866714193599341133.468
77148880134629868299831806402671444062120736014068194741490
3
51167.888
77148880110041652615613968194111090373924391318607148305965
59
52169.424
77148880145328171982023320654914196396793601972741298845492
63
52171.599
77148880124055853441126055903616641658398880444923326500187
1259354591
60197.260
77148880172379403960712211874277940862106901447949339228836
712312976914589157081
71235.391
P-1 results:
No P-1 results for M771488801


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2017-05-10T15:56:12TJAOIManual testing263264*63.792200.00160,8420.002
2022-03-13T11:21:02James HeinrichManual testing264265--0.005--
2019-08-08T11:30:52TJAOIManual testing265266*65.966200.00360,8420.006
2022-09-21T07:12:55TJAOIManual testing267268*67.502210.01660,8420.034
2022-09-25T22:01:40LordJuliusManual testing2127063.792200.00360,8420.007
2022-09-25T22:01:40LordJuliusManual testing2127067.502210.05560,8420.112
2022-09-25T22:01:40LordJuliusManual testing2127038.130124.94684e-1160,8421.01222e-10
2022-09-25T22:01:40LordJuliusManual testing2127065.966200.01260,8420.025
2022-09-25T22:01:40LordJuliusManual testing270271--0.310--
2022-09-25T22:01:40LordJuliusManual testing271272--0.620--
2022-09-25T22:01:40LordJuliusManual testing272273--1.240--
2022-09-25T22:01:40LordJuliusManual testing273274--2.480--


ECM factoring results:
No ECM results for M771488801


Lucas-Lehmer results:
No L-L results for M771488801


PRP results:
No PRP results for M771488801


P-1 factor-bounds graph:
100
101
102
103
104
105
100
101
102
103
104
105
106
107
108
109
1010
1011
TF factor-bounds graph:
274
273
272
271
270
268
266
265
264
230
240
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:40+00:00