60999969 $1 Error Ink Bleed Through Fancy Serial # 0 6 9 Flipper Rotator 2017 SE
All of the digits in 60999969 are multiples of 3. Only 0.070% of 8-digit numbers have this property. 60999969 contains a 5-of-a-kind and 1 pair. Only 0.13% of 8-digit numbers have this combination.