Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
21,474
Rare · Top 8.74%
Position 5: 4 → 7 · +83 points.
Gained: Binary palindrome, Digit sum 21, Semiprime.
Lost: Digit sum 18, Alternating parity, 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.