is 2 24930779 - 1
has 7504913 decimal digits
takes 21.364 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-LB3DE3F0DCABF2772double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual275306.926266.6667%3700003700000.45980.9879%307.385966.9960%0.3293%
PrimeNet2660.592462.1212%11000040000000.40004.9757%0.992464.0059%1.8847%
GPU722709.584664.2857%18000050000000.55003.6589%10.134565.5925%1.3067%
Difference+5+297.3416+2.3810%+190000-4630000-0.0902-2.6710%+297.2514+1.4035%-0.9774%

Known prime factors:
No known factors for M24930779

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2004-07-13T00:00:00ANONYMOUSv4_computers370000370000---0.460--0.988%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2001-08-24T00:00:00Mattv4_computers21258--0.002--
2003-08-25T00:00:00Net_Forcev4_computers21260--0.006--
2004-03-16T00:00:00KA9DGXv4_computers21267--1.192--
2016-06-03T12:22:58VictordeHollanderManual testing267268--1.199--
2018-03-05T17:25:26VictordeHollanderManual testing268269--2.398--
2018-08-30T22:15:44ramgeisManual testing269270--4.796--
2021-08-05T15:29:40SRBaseManual testing270271--9.59--
2021-08-30T16:00:29TheJudgerManual testing271272--19.18--
2021-08-30T16:00:29TheJudgerManual testing272273--38.37--
2021-09-19T17:33:28TheJudgerManual testing273274--76.73--
2021-10-17T21:19:46TheJudgerManual testing274275--153.5--


ECM factoring results:
No ECM results for M24930779


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2004-08-20T00:00:00ANONYMOUSv4_computersB3DE3F0DCABF277221.36
2010-09-14T14:25:00RMAC9.5AMD_64_X4_940B3DE3F0DCABF277221.36


PRP results:
No PRP results for M24930779


P-1 factor-bounds graph:
B1 = 370000 (P-1 stage 1)
104
105
106
104
105
106
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
260
258
250
260
270
280
290
2100
Last modified: 2021-10-17T21:19:46+00:00