Your number, one digit away
One digit away
One change could reach Singular.
Your number
39,997
Rare · Top 8.74%
Position 5: 7 → 3 · +454 points.
Gained: Palindrome, Binary palindrome, Only two distinct digits, Digit sum 33, 2 distinct digits, Semiprime.
Lost: Digit sum 37, 3 distinct digits, Harshad number, Happy number.
44 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.