Search | Sequences | Report results | Factor tables | Status | Downloads | Login |
Some database statistics | |
Primes (List) | 561,722,115 |
Probable primes (List) | 631,161 |
Composite numbers with known factors | 3,814,920,399 |
Composite numbers without known factors (List) | 358,113,890 |
Numbers with status unknown (List) | 29,927,903 |
Total | 4,765,315,468 |
Show distribution of digits by type | |
Smallest ones | |
Smallest probable prime | 748 digits ((2004121586303+360!)/2393734397086206373<748>) |
Smallest composite without known factors | 63 digits (2600258138...27<63>) |
Smallest number with status unknown | 8,492 digits (1978825491...11<8492>) |
Interesting ones | |
Probable primes that failed primality proof or had a factor | 728,185 |
Insert queue | |
Entries queued | 0 |
Total delay | - |
Primality proofs | ||
Method | done | pending |
N-1-method | 691,251 | 0 |
N+1-method | 192,041 | 0 |
Combined N-1/N+1-method | 581 | 0 |
PRP test | 0 | |
Show queue | ||
Certificate | 6,189,228 | 0 |
Certificates by user software |
Found factors | ||
Method | Total | |
ECM | 57,923 | |
P-1 | 212,513 | |
P+1 | 45,379 |
The database is running on | |
CPU | Ryzen 5900 |
Ram | 4x16GB DDR4 |
SSD | 6x1TB Samsung 850 Pro, Raid 5 |
Now powered by (almost) 100% solar energy! 600Wp Panels + 8kWh LiFePO4, DC/DC to 12V, PicoPSU | |
Charge state: 61%, Solar: 88W, Consumption: 85W, Mode: 3.5GHz limit, turbo disabled |
Disk usage | |
Database data | 2,996,626MB |
Database index | 353,223MB |
System load | |
Load average, last minute | 4.04 |
Load average, last 5 minutes | 5.87 |
Load average, last 15 minutes | 7.67 |
Show internal configuration |
Distribution of probable primes |
Distribution of composite numbers |
Do quick self-test |
Tool: calculate group order |
Tool: Next prime above N |