2^n-25 PRP Search
Progress toward next 2n25 milestones: (Update at least once every week)
*For a more frequent update checkout Known PRP-->Graph at the bottom
All exponents 2464173 below have been PRP tested
Countdown to checking all exponents under 2500K: 1298
Major and Recent Milestones
2025-2-14 PRP 2^2421175-25 discovered!
2025-Feb-12 All exponents under 2400K PRP tested
2025-1-20 PRP 2^2020893-25 discovered!
2024-12-31 PRP 2^1538959-25 discovered!
2024-12-17 PRP 2^824325-25 discovered!
2024-12-15 PRP 2^647545-25 discovered!
2024-12-14 Confirmed the place of the first 29 PRP in the sequence
PRP Milestones
2025-2-12 All exponents under 2400K PRP tested
2025-2-5 All exponents under 2300K PRP tested
2025-1-30 All exponents under 2200K PRP tested
2025-1-25 All exponents under 2100K PRP tested
2025-1-19 All exponents under 2000K PRP tested
2025-1-14 All exponents under 1900K PRP tested
2025-1-10 All exponents under 1800K PRP tested
2025-1-6 All exponents under 1700K PRP tested
2025-1-2 All exponents under 1600K PRP tested
2024-12-30 All exponents under 1500K PRP tested
2024-12-28 All exponents under 1400K PRP tested
2024-12-25 All exponents under 1300K PRP tested
2024-12-23 All exponents under 1200K PRP tested
2024-12-21 All exponents under 1100K PRP tested
2024-12-19 All exponents under 1000K PRP tested
2024-12-18 All exponents under 900K PRP tested
2024-12-17 All exponents under 800K PRP tested
2024-12-16 All exponents under 700K PRP tested
2024-12-15 All exponents under 600K PRP tested
2024-12-14 All exponents under 500K PRP tested
2024-12-14 All exponents under 400K PRP tested
2024-12-13 All exponents under 300K PRP tested
2024-12-13 All exponents under 200K PRP tested
2024-12-13 All exponents under 100K PRP tested