6

Six is written as VI in Roman Numerals. A way to remember it is that VI stands for Very Interesting. Don't confuse six with SIX since that actually translates to 4.5: ½*(10-1).

Properties

6 has 2 prime factors: 2 and 3. This gives us the prime factors 1, 2, 3, and 6. The factorization can be turned into 1+2+3=6, so 6 is the first perfect number. In total, 6 has 4 factors.

For other bases

  1. In binary, 6 is 110.
  2. In ternary, 6 is 20.
  3. In quaternary, 6 is 12.
  4. In quinary, 6 is 11.
  5. In seximal, 6 is 10.
  6. In higher bases, 6.

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