2 097 152 Exponent Status

PrimeNet Exponent Status

M_n

Details

No factors below 2⁶⁸

TF target 2⁶²

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	4588 / 4588
45	11000000	9201 / 9201
50	44000000	2443 / 16550

Estimated T-Level: 45.7 ⓘ

TF below 2^147 is very unlikely to find new factors due to ECM effort.

History

Date	User	Type	Result
2026-01-12	Anton Repko	NF-PM1	B1=64000000000, B2=6000032320682400
2021-09-04	H Michaelson	NF-PP1	Start=2/7, B1=1000000, B2=100000000
2021-04-30	ATH	NF-PP1	Start=6/5, B1=100000000, B2=5000000000
2021-04-23	ATH	NF-PP1	Start=2/7, B1=5000000, B2=500000000
2009-01-06	Architects Cubed	F-ECM	Factor: 4485296422913
2008-12-18	Architects Cubed	F-ECM	Factor: 4485296422913
2008-12-16	Architects Cubed	F-ECM	Factor: 4485296422913
2008-12-02	arnaud	F-ECM	Factor: 4485296422913
2008-11-27	Andrew Lemyakin	F-ECM	Factor: 4485296422913
2008-11-26	arnaud	F-ECM	Factor: 4485296422913
2008-11-24	arnaud	F-ECM	Factor: 4485296422913
2008-11-17	Andrew Lemyakin	F-ECM	Factor: 4485296422913
2008-11-13	arnaud	F-ECM	Factor: 4485296422913
2008-11-07	Lars Fricke	F-ECM	Factor: 4485296422913
2008-11-07	arnaud	F-ECM	Factor: 4485296422913
2008-11-05	arnaud	F-ECM	Factor: 4485296422913
2008-11-03	arnaud	F-ECM	Factor: 4485296422913
2008-11-03	arnaud	F-ECM	Factor: 4485296422913
2008-10-30	arnaud	F-ECM	Factor: 4485296422913
2008-10-29	arnaud	F-ECM	Factor: 4485296422913
2008-10-22	arnaud	F-ECM	Factor: 4485296422913
2008-10-20	arnaud	F-ECM	Factor: 4485296422913
2008-10-16	arnaud	F-ECM	Factor: 4485296422913
2008-10-14	arnaud	F-ECM	Factor: 4485296422913
2008-10-11	arnaud	F-ECM	Factor: 4485296422913
2008-10-10	arnaud	F-ECM	Factor: 4485296422913
2008-10-03	arnaud	F-ECM	Factor: 4485296422913
2008-10-01	arnaud	F-ECM	Factor: 4485296422913
2008-09-26	arnaud	F-ECM	Factor: 4485296422913
2008-09-24	arnaud	F-ECM	Factor: 4485296422913
2008-09-23	arnaud	F-ECM	Factor: 4485296422913
2008-09-22	arnaud	F-ECM	Factor: 4485296422913
2008-09-18	arnaud	F-ECM	Factor: 4485296422913
2008-09-17	arnaud	F-ECM	Factor: 4485296422913
2008-09-11	arnaud	F-ECM	Factor: 4485296422913
2008-09-09	arnaud	F-ECM	Factor: 4485296422913
2008-09-03	arnaud	F-ECM	Factor: 4485296422913
2008-09-02	arnaud	F-ECM	Factor: 4485296422913
2008-08-29	arnaud	F-ECM	Factor: 4485296422913
2008-08-28	arnaud	F-ECM	Factor: 4485296422913
2008-08-25	arnaud	F-ECM	Factor: 4485296422913
2008-07-31	arnaud	F-ECM	Factor: 4485296422913
2008-07-30	arnaud	F-ECM	Factor: 4485296422913
2008-07-28	arnaud	F-ECM	Factor: 4485296422913
2008-07-24	arnaud	F-ECM	Factor: 4485296422913
2008-07-17	arnaud	F-ECM	Factor: 4485296422913
2008-07-11	arnaud	F-ECM	Factor: 4485296422913
2008-07-10	arnaud	F-ECM	Factor: 4485296422913
2008-07-09	arnaud	F-ECM	Factor: 4485296422913
2008-07-09	arnaud	F-ECM	Factor: 4485296422913
2008-07-07	arnaud	F-ECM	Factor: 4485296422913
2008-07-03	arnaud	F-ECM	Factor: 4485296422913
2008-06-26	arnaud	F-ECM	Factor: 4485296422913
2008-06-25	arnaud	F-ECM	Factor: 4485296422913
2008-06-19	arnaud	F-ECM	Factor: 4485296422913
2008-06-18	arnaud	F-ECM	Factor: 4485296422913
2008-06-17	arnaud	F-ECM	Factor: 4485296422913
2008-04-25	arnaud	F-ECM	Factor: 4485296422913
2008-04-23	arnaud	F-ECM	Factor: 4485296422913
2008-04-20	arnaud	F-ECM	Factor: 4485296422913
2008-04-17	arnaud	F-ECM	Factor: 4485296422913
2008-04-16	arnaud	F-ECM	Factor: 4485296422913
2008-04-15	arnaud	F-ECM	Factor: 4485296422913

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