| 1470151 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 268 TF target 260 |
| Factored | |
| P-1 factors | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 105 / 640 |
Estimated T-Level: 25.8 ⓘ TF below 2^81 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Nathan Smith | BF598A8226C15811 | 0 | Windows,Prime95,v11,(aka WC) | | Factored | 1999-05-16 | David Campeau | BF598A8226C15811 | 1115068 | Windows,Prime95,v18,(aka WU1) | | Factored | 2015-07-19 | MadPoo 🙂 | BF598A8226C15811 | 1429720 | Windows 64-bit,Prime95,v26,(aka We4) |
|
| PRP | | Status | Proof | Date | User | Residue | Shift | Type | Base |
|---|
| Factored | Certified Good Power=6 | 2025-09-01 | Kriesel | 045AF52DA7220D7C | 0 | 1 | 3 |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2018-06-08 | storm5510 | 045AF52DA7220D7C | 1 | 810646 | 5 | 3 | | Verified | PRP without proof (not generated) | 2018-06-13 | Battlemaxx | 045AF52DA7220D7C | 1 | 1426303 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-09-03 | Carlos Pinho | CERT | Proof certified good | | 2025-09-01 | Kriesel | C-PRP | 045AF52DA7220D7C Proof Certified Good
Proof Power: 6
| | 2018-06-13 | Battlemaxx | C-PRP | M1470151/247029998137904086711729 : 045AF52DA7220D7C | | 2018-06-08 | storm5510 | C-PRP | M1470151/247029998137904086711729 : 045AF52DA7220D7C | | 2018-06-07 | Joss | F-PM1 | Factor: 247029998137904086711729 / B1=1470151, B2=147015100 | | 2018-03-05 | TJAOI | NF | no factor TF: 66-67 | | 2016-08-27 | Bruno Victal | NF-PM1 | B1=2500000, B2=62500000, E=12 | | 2016-08-24 | Bruno Victal | NF-PM1 | B1=2500000, B2=62500000, E=12 | | 2016-02-23 | Mark Rose | NF | no factor TF: 62-63 | | 2016-02-23 | Mark Rose | NF | no factor TF: 61-62 | | 2016-02-23 | Mark Rose | NF | no factor TF: 58-60 | | 2015-09-20 | ramgeis | NF | no factor TF: 65-66 | | 2015-07-19 | MadPoo 🙂 | C-LL | BF598A8226C15811 | | 2015-04-02 | snme2pm1 | NF | no factor TF: 64-65 | | 2015-04-02 | snme2pm1 | NF | no factor TF: 63-64 | | 2015-02-20 | alpertron | NF-PM1 | B1=2000000, B2=60000000, E=12 | | 2015-02-15 | Joss | NF-PM1 | B1=392410 | | 2015-01-31 | Joss | NF-PM1 | B1=356737 | | 2015-01-28 | Joss | NF-PM1 | B1=324307 | | 2015-01-26 | Joss | NF-PM1 | B1=294825 | | 2014-11-19 | Joss | NF-PM1 | B1=243658 | | 2011-04-05 | GrunwalderGIMP | NF | no factor TF: 1-63 | | 2010-10-07 | Rob_Dee | NF-PM1 | B1=200000, B2=5000000, E=6 | | 2010-10-06 | Rob_Dee | NF-PM1 | B1=200000, B2=4000000, E=6 | | 2010-10-05 | Rob_Dee | NF-PM1 | B1=200000, B2=3000000, E=6 | | 2010-10-04 | Rob_Dee | NF-PM1 | B1=200000, B2=2000000, E=6 | | 2010-10-03 | Rob_Dee | NF-PM1 | B1=200000, B2=1000000, E=6 | | 2010-10-02 | Rob_Dee | NF-PM1 | B1=200000, B2=300000 | | 2010-10-01 | Rob_Dee | NF-PM1 | B1=100000, B2=200000 | | 2010-05-06 | Architects Cubed | NF | no factor TF: 60-61 | | 2003-09-29 | Team Prime Rib | NF-PM1 | B1=20000, B2=270000 | | 2003-07-30 | -anonymous- | NF | no factor TF: 1-58 | | 1999-05-16 | David Campeau | C-LL | BF598A8226C15811 |
|
