is 2 2252945257 - 1
has 678204101 decimal digits
takes 347,641.970 GHz-days to do one PRP test
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual28955,647.943064.0449%----55,647.943064.0449%0.0000%
PrimeNet2853,477.996462.3529%80000006500000009,616.01365.7401%13,094.010064.5139%2.1610%
GPU7228955,647.943064.0449%1200000065000000010,462.22534.3706%66,110.168365.6164%1.5715%
Difference----12000000-650000000-10,462.2253-4.3706%-10,462.2253-1.5715%-1.5715%

Known prime factors:
No known factors for M2252945257

P-1 results:
No P-1 results for M2252945257


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2018-01-03T16:40:22ANONYMOUSv4_computers274275--1.698--
2018-01-03T16:40:22ANONYMOUSv4_computers275276--3.396--
2018-01-03T16:40:22ANONYMOUSv4_computers276277--6.793--
2018-01-03T16:40:22ANONYMOUSv4_computers277278--13.59--
2018-01-03T16:40:22ANONYMOUSv4_computers278279--27.17--
2020-10-20T14:33:39ramgeisr4mg31s279280--54.34--
2022-03-18T16:01:46krieseltest-gtx1080ti280281--108.7--
2022-03-18T16:01:46krieseltest-gtx1080ti281282--217.4--
2022-03-18T16:01:46krieseltest-gtx1080ti282283--434.8--
2022-03-18T16:01:46krieseltest-gtx1080ti283284--869.5--
2022-03-18T16:01:46krieseltest-gtx1080ti284285--1,739--
2022-03-18T16:01:46krieseltest-gtx1080ti285286--3,478--
2022-03-18T16:01:46krieseltest-gtx1080ti286287--6,956--
2022-03-18T16:01:46krieseltest-gtx1080ti287288--13,912--
2022-03-18T16:01:46krieseltest-gtx1080ti288289--27,824--


ECM factoring results:
No ECM results for M2252945257


Lucas-Lehmer results:
No L-L results for M2252945257


PRP results:
No PRP results for M2252945257


TF factor-bounds graph:
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Last modified: 2022-03-18T16:01:46+00:00