Numbers /388
How rare is 388?
388 scores 466 and sits in the Extreme tier — 1 in 247 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 0.40% 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 3 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.
One of only 900 three-digit numbers in range.
Range · signal frequency
This number uses an uncommon count of distinct digits.
Repetition · signal frequency
This number's digits add up to an uncommon total.
Arithmetic · signal frequency
Exactly one digit appears twice.
Repetition · signal frequency
Strongest signal: Three-digit number. It appears in 900 supported numbers and contributes +202 after correlation decay.
Why is 388 unusual? Only 0.40% of the 1,000,001 supported numbers receive an equal or higher rarity score. This number falls in the Extreme 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 change could reach Singular.
Your number
388
Extreme · Top 0.40%
Position 1: 3 → 8 · +422 points.
Gained: All digits identical, Palindrome, 1 distinct digit, Digit sum 24, Harshad number, Happy number.
26 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.
Explore & share this near miss →Similar interesting numbers
Explore a shared pattern, a comparable score, or a mathematical relationship. Every link explains its connection to 388.
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.