How rare is 4,005?

4,005

Legendary · Top 0.01%

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.

1 away from a Mirror Image: 4,004

4,005 = 3² × 5 × 89

Badges 4,005 earns

6 badges found. Only the highest-scoring badge in each family counts; the others are shown for completeness.

Badges for 4,005
Badge	Family	What it means	Odds	Points	Score
Nine Sum	Digits	The digits add up to exactly 9, like 1,251 (1 + 2 + 5 + 1)	1 in 500	90	Counts
Double Take	Digits	The same digit twice in a row, like 4,778	about 1 in 2.5	13	Shown only
Square Pair	Primes	Two square numbers add up to it, like 25 (9 + 16)	about 1 in 5	22	Counts
Triangle Stack	Shapes	That many dots make a neat triangle (1, 3, 6, 10, 15…), like 55	1 in 708	95	Counts
Digit Divider	Shapes	Divides evenly by the sum of its digits, like 81 (8 + 1 = 9, and 81 ÷ 9 = 9)	1 in 10	34	Shown only
Golden Crumb	Constants	Its 4 digits appear in a row in the first 1,000 digits of the golden ratio (1.61803…), like 6,180	1 in 1,168	102	Counts
Total score	4 counting badges			309