Question

what is palindrome number of 27

Answer 1

Palindromic numbers can be considered in numeral systems other than decimal. For example, the binary palindromic numbers are: 0, 1, 11, 101, 111, 1001, 1111, 10001, 10101, 11011, 11111, 100001, … or in decimal: 0, 1, 3,5, 7, 9, 15, 17, 21, 27, 31, 33, … (sequence A006995 in the OEIS

Answer 2

Its just the twist of that number....the pallindrome number of 27 is 72