Numbers /640,146
How rare is 640,146?
640,146 scores 336 and sits in the Exceptional tier — 2.70% of all supported numbers score this high or higher. Everything below is computed from a complete analysis of all 1,000,001 numbers in range.
RNGdle.net’s own rarity score. Top 2.70% means that proportion of supported numbers scores at least this high. Every exact number has the same chance of being rolled. Same-length rank keeps the score and compares only numbers with 6 digits, including ties. How this differs from EP · Badge guide
These notes make the number easy to read, but they add no score unless a separately counted rarity signal appears below.
A sum 1 + 2 + … + k for some k.
Factorization · signal frequency
This number's digits add up to an uncommon total.
Arithmetic · signal frequency
Two different digits each appear twice.
Repetition · signal frequency
This number uses an uncommon count of distinct digits.
Repetition · signal frequency
Strongest signal: Triangular number. It appears in 1,414 supported numbers and contributes +189 after correlation decay.
Why is 640,146 unusual? Only 2.70% of the 1,000,001 supported numbers receive an equal or higher rarity score. This number falls in the Exceptional tier. Scoring is grounded in the exact frequency of each detected trait — rarer traits carry more information and contribute more to the score.
Algorithm version 1.1.0
One digit away
One digit, +46 points.
Your number
640,146
Exceptional · Top 2.70%
Position 3: 0 → 1 · +46 points.
Gained: Palindrome, Digit sum 22, 3 distinct digits, Harshad number.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.
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Explore a shared pattern, a comparable score, or a mathematical relationship. Every link explains its connection to 640,146.
Shared patterns
Same length, nearby scores
Patterns in this number
Each of these has its own page explaining how common the pattern is and why.