Your number, one digit away
One digit away
One change could reach Singular.
Your number
1,657
Exceptional · Top 1.02%
Position 4: 7 → 1 · +206 points.
Gained: Binary palindrome, Digit sum 13, 3 distinct digits, Semiprime, Harshad number, Repeated digit.
Lost: Digit sum 19, Prime, Zigzag digits, 4 distinct digits.
35 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.