Sandbox scoreRARE
7,125EP
Top 12.7332% · sandbox population rank
127,285 higher · 47 tied · 872,668 lower
The patterns
Matched badges / 2
Two Pair
Two distinct pairs of identical digits
+600 EPPrime Enigma
The numeric value is prime; leading zeros are allowed
+3,800 EPScores use independent sandbox rules at ×1. Top / Bottom percentages include tied scores across all 1,000,000 inputs; they are not official or lock-conditioned odds.
The possibilities
Best single-digit edits
All 54 changes checked. Follow a number to compare.
Keep exploring
Full archiveMathematical landmarks, familiar patterns, and surprising combinations.