$1 2021 Fancy Serial  B39398139B

This is a cool number. It has a Universal Coolness Index of 90.9%

 


• 39398139 contains 2 triples. Only 1.8% of 8-digit numbers have this combination.

• 39398139 has 4 unique digits. In 9.3% of 8-digit numbers, there are 4 or fewer unique digits.

• 39398139's digits sum to 45. In 15% of 8-digit numbers, the digits sum to at least 45.