When expressed in senary, all prime numbers other than 2 and 3 have 1 or 5 as the final digit. In senary, the prime numbers are written
2, 3, 5, 11, 15, 21, 25, 31, 35, 45, 51, 101, 105, 111, 115, … 查看更多內容

Despite the rarity of cultures that group large quantities by 6, a review of the development of numeral systems suggests a threshold of numerosity at 6 (possibly being conceptualized as "whole", "fist", or "beyond five fingers" ), with 1–6 often being pure … 查看更多內容

• Shack's Base Six Dialectic
• Senary base conversion
• Website about Seximal 查看更多內容

Each regular human hand may be said to have six unambiguous positions; a fist, one finger (or thumb) extended, two, three, four, and then all five extended.
If the right hand is used to represent a unit, and the left to represent the "sixes", it becomes … 查看更多內容

For some purposes, senary might be too small a base for convenience. This can be worked around by using its square, base 36 … 查看更多內容

• Diceware method to encode base-6 values into pronounceable passwords.
• Base36 encoding scheme
• ADFGVX cipher to encrypt text into a series of effectively senary digits 查看更多內容