$1 2009 Fancy Serial K42144211FThis is a very cool number! It has a Universal Coolness Index of 98.2%
- All of the digits in 42144211 are powers of 2. Only 0.070% of 8-digit numbers have this property.
- 42144211 contains 2 triples and 1 pair. Only 0.20% of 8-digit numbers have this combination.
- 42144211 has 3 unique digits. In 0.71% of 8-digit numbers, there are 3 or fewer unique digits.
- 42144211's digits sum to 19. In 2.0% of 8-digit numbers, the digits sum to at most 19.
- 42144211 contains 2 pairs together. Only 10% of 8-digit numbers have this combination.