How rare is 55?
55
Legendary · Top 0.01%
- Total score
- 370 points
- Rank
- 20 of 1,000,000
- Top
- 0.01%
- Beats
- 99.99% of numbers
- Ties
- No other number has this score
Every number has the same 1-in-1,000,000 chance of being rolled. This number beats 99.99% of all numbers; no other number scores exactly the same.
55 = 5 × 11
Why 55 scores this way
55 is the 10th Fibonacci number and the 10th triangular number at the same time. Both 5s match, giving Solid Block, and 5 is a prime digit. It is a Kaprekar number too (55² = 3,025 and 30 + 25 = 55), but only Golden Spiral counts in the shapes family, for 370 points in all.
Badges 55 earns
9 badges found. Only the highest-scoring badge in each family counts; the others are shown for completeness.
| Badge | Family | What it means | Odds | Points | Score |
|---|---|---|---|---|---|
| Solid Block | Digits | Every digit is the same, like 4444 | 1 in 22,222 | 144 | Counts |
| Mirror Image | Digits | Reads the same forwards and backwards, like 12,321 | 1 in 503 | 90 | Shown only |
| Odd Squad | Digits | Every digit is odd (1, 3, 5, 7 or 9), like 1,579 | 1 in 51 | 57 | Shown only |
| Double Take | Digits | The same digit twice in a row, like 4,778 | about 1 in 2.5 | 13 | Shown only |
| Prime Parts | Primes | Every digit is 2, 3, 5 or 7 (the one-digit primes), like 7,253 | 1 in 183 | 75 | Counts |
| Two Factors | Primes | Made by multiplying exactly two primes, like 15 (3 × 5) or 49 (7 × 7) | about 1 in 5 | 23 | Shown only |
| Golden Spiral | Shapes | In the Fibonacci sequence, where each number adds the two before it (1, 2, 3, 5, 8, 13…), like 6,765 | 1 in 34,483 | 151 | Counts |
| Kaprekar's Trick | Shapes | Square it, cut the answer in two, and the halves add back up to it, like 45 (45 × 45 = 2025, and 20 + 25 = 45) | 1 in 20,000 | 143 | Shown only |
| Triangle Stack | Shapes | That many dots make a neat triangle (1, 3, 6, 10, 15…), like 55 | 1 in 708 | 95 | Shown only |
| Total score | 3 counting badges | 370 | |||