| 109609 | Composite, with 2 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 244 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 640 / 640 | | 35 | 1000000 | 730 / 1566 |
Estimated T-Level: 32.3 ⓘ TF below 2^102 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Unknown | 4E06 | 0 | Unknown,(aka U) | | Factored | | Mike Gach | 93E164F3693D4E06 | 0 | Windows,Prime95,v11,(aka WC) | | Factored | | Brian J. Beesley | 93E164F3693D4E06 | 0 | Mac,John Sweeney,vLL1.0b1,(aka J4) | | Factored | | Eivind Triel | 93E164F3693D4E06 | 106169 | Windows,Prime95,v24 final,(aka Wc1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | No proof (small exponent) | 2017-09-21 | Oliver Kruse | F30FC427B312666B | 2 | 0 | 1 | 3 | | Verified | No proof (small exponent) | 2017-10-09 | Chang Chia-Tche | F30FC427B312666B | 2 | 0 | 1 | 3 | | Verified | No proof (small exponent) | 2017-10-13 | kkmrkkblmbrbk | F30FC427B312666B | 2 | 73760 | 1 | 3 | | Verified | No proof (small exponent) | 2020-04-17 | Oliver Kruse | A7A7ECBF4FFAF862 | 2 | 71817 | 5 | 3 | | Verified | Not Uploaded | 2022-04-15 | LordJulius | A7A7ECBF4FFAF862 | 2 | 14776 | 5 | 3 | | Verified | Certified Good | 2022-11-11 | LordJulius | A7A7ECBF4FFAF862 | 2 | 88949 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2026-02-11 | Jason Lynch | NF-PM1 | B1=418590000, B2=229330377155880 | | 2025-12-17 | ViliamF | NF-PM1 | B1=100000000, B2=2386922057520 | | 2022-11-11 | T.Tatekawa | CERT | Proof certified good | | 2022-11-11 | LordJulius | C-PRP | M109609/412866618702028808771578153/15661647675178794549232563953 : A7A7ECBF4FFAF862 Proof Not Uploaded
Proof Power: 5
| | 2022-05-07 | LordJulius | NF | no factor TF: 60-61 | | 2022-05-07 | LordJulius | NF | no factor TF: 61-62 | | 2022-05-07 | LordJulius | NF | no factor TF: 62-63 | | 2022-04-15 | LordJulius | C-PRP | M109609/412866618702028808771578153/15661647675178794549232563953 : A7A7ECBF4FFAF862 Proof Not Uploaded
Proof Power: 5
| | 2022-03-07 | LordJulius | NF | no factor TF: 54-55 | | 2022-03-07 | LordJulius | NF | no factor TF: 57-58 | | 2020-04-17 | Oliver Kruse | C-PRP | M109609/412866618702028808771578153/15661647675178794549232563953 : A7A7ECBF4FFAF862 | | 2017-10-13 | kkmrkkblmbrbk | C-PRP | M109609/412866618702028808771578153/15661647675178794549232563953 : F30FC427B312666B | | 2017-10-09 | Chang Chia-Tche | C-PRP | M109609/known_factors : F30FC427B312666B | | 2017-09-21 | Oliver Kruse | C-PRP | M109609/15661647675178794549232563953/412866618702028808771578153 : F30FC427B312666B | | 2016-12-10 | kkmrkkblmbrbk | NF-PM1 | B1=100000000, B2=2000000000, E=12 | | 2011-01-05 | Rob_Dee | F-ECM | Factor: 412866618702028808771578153 | | 2010-01-28 | Sturle Sunde | F-ECM | Factor: 15661647675178794549232563953 | | 2009-01-26 | Sturle Sunde | NF | no factor TF: 59-60 | | 2009-01-02 | Sturle Sunde | NF | no factor TF: 58-59 | | 2006-02-01 | Joss | NF-PM1 | B1=2000000 | | 2003-09-29 | -anonymous- | NF-PM1 | B1=262144, B2=26214400, E=12 | | 2003-02-02 | -anonymous- | NF-PM1 | B1=131072, B2=13107200, E=30 | | 2002-07-20 | -anonymous- | NF-PM1 | B1=65536, B2=6553600, E=12 | | 2002-06-02 | -anonymous- | NF-PM1 | B1=32768, B2=3276800 | | 2002-05-05 | -anonymous- | NF | no factor TF: 1-57 | | 2001-01-08 | -anonymous- | NF-PM1 | B1=1000000, B2=25000000 | | 2000-12-31 | -anonymous- | NF | no factor TF: 1-56 | | 2000-04-12 | -anonymous- | NF | no factor TF: 1-54 | | 1999-09-14 | -anonymous- | NF | no factor TF: 52-53 |
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