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Number 753257

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Sandbox scoreEPIC

8,734EP

Top 7.4327% · sandbox population rank

74,322 higher · 5 tied · 925,673 lower

The patterns

Matched badges / 3

Bookends

First 2 digits mirror the last 2 digits, excluding full palindromes (e.g. 421324)

+1,800 EP

Two Pair

Two distinct pairs of identical digits

+600 EP

Prime Enigma

The numeric value is prime; leading zeros are allowed

+3,800 EP

Explore all sandbox badge rules →

Scores 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.

01752257Digit 3: 3 → 2+54,079EP 02753357Digit 4: 2 → 3+53,952EP 03755257Digit 3: 3 → 5+14,450EP 04753557Digit 4: 2 → 5+11,063EP 05753757Digit 4: 2 → 7+10,927EP

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524287 524087 594287 524387 777777 420069 123456 314159 000000 999999