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The base62 encoding scheme uses 62 characters. The characters consist of the capital letters A-Z, the lower case letters a-z and the numbers 0–9. It is a binary-to-text encoding schemes that represent binary data in an
ASCII ASCII ( ), abbreviated from American Standard Code for Information Interchange, is a character encoding standard for electronic communication. ASCII codes represent text in computers, telecommunications equipment, and other devices. Because of ...
string format. 123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz = 58 characters =
base58 A binary-to-text encoding is encoding of data in plain text. More precisely, it is an encoding of binary data in a sequence of printable characters. These encodings are necessary for transmission of data when the channel does not allow binary dat ...
0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz = 62 characters = base62 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz+/ = 64 characters = base64 In some fonts the 0 (zero), I (capital i), O (capital o) and l (lower case L) characters look the same, and thus are not used in the base58 encoding scheme.


Base62 table

The Base62 index table: {, class="wikitable" style="text-align:center" , - !scope="col", Decimal !! scope="col" , Binary !!scope="col", Base62 , rowspan="17", !scope="col", Decimal !! scope="col" , Binary !!scope="col", Base62 , rowspan="17", !scope="col", Decimal !! scope="col" , Binary !!scope="col", Base62 , rowspan="17", !scope="col", Decimal !! scope="col" , Binary !!scope="col", Base62 , - , 0 , , 000000 , , 0 , , 16 , , 010000 , , G , , 32 , , 100000 , , W , , 48 , , 110000 , , m , - , 1 , , 000001 , , 1 , , 17 , , 010001 , , H , , 33 , , 100001 , , X , , 49 , , 110001 , , n , - , 2 , , 000010 , , 2 , , 18 , , 010010 , , I , , 34 , , 100010 , , Y , , 50 , , 110010 , , o , - , 3 , , 000011 , , 3 , , 19 , , 010011 , , J , , 35 , , 100011 , , Z , , 51 , , 110011 , , p , - , 4 , , 000100 , , 4 , , 20 , , 010100 , , K , , 36 , , 100100 , , a , , 52 , , 110100 , , q , - , 5 , , 000101 , , 5 , , 21 , , 010101 , , L , , 37 , , 100101 , , b , , 53 , , 110101 , , r , - , 6 , , 000110 , , 6 , , 22 , , 010110 , , M , , 38 , , 100110 , , c , , 54 , , 110110 , , s , - , 7 , , 000111 , , 7 , , 23 , , 010111 , , N , , 39 , , 100111 , , d , , 55 , , 110111 , , t , - , 8 , , 001000 , , 8 , , 24 , , 011000 , , O , , 40 , , 101000 , , e , , 56 , , 111000 , , u , - , 9 , , 001001 , , 9 , , 25 , , 011001 , , P , , 41 , , 101001 , , f , , 57 , , 111001 , , v , - , 10 , , 001010 , , A , , 26 , , 011010 , , Q , , 42 , , 101010 , , g , , 58 , , 111010 , , w , - , 11 , , 001011 , , B , , 27 , , 011011 , , R , , 43 , , 101011 , , h , , 59 , , 111011 , , x , - , 12 , , 001100 , , C , , 28 , , 011100 , , S , , 44 , , 101100 , , i , , 60 , , 111100 , , y , - , 13 , , 001101 , , D , , 29 , , 011101 , , T , , 45 , , 101101 , , j , , 61 , , 111101 , , z , - , 14 , , 001110 , , E , , 30 , , 011110 , , U , , 46 , , 101110 , , k , , , , , , , - , 15 , , 001111 , , F , , 31 , , 011111 , , V , , 47 , , 101111 , , l , , , , , , , -


See also

*
List of numeral systems There are many different numeral systems, that is, writing systems for expressing numbers. By culture / time period By type of notation Numeral systems are classified here as to whether they use positional notation (also known as place-value ...


References

Internet Standards Binary-to-text encoding formats Data serialization formats