226 (number)
226 (two hundred [and] twenty-six) is the natural number following 225 and preceding 227.
In mathematics
| ||||
|---|---|---|---|---|
| Cardinal | two hundred twenty-six | |||
| Ordinal | 226th (two hundred twenty-sixth) | |||
| Factorization | 2 × 113 | |||
| Prime | no | |||
| Greek numeral | ΣΚϚ´ | |||
| Roman numeral | CCXXVI | |||
| Binary | 111000102 | |||
| Ternary | 221013 | |||
| Senary | 10146 | |||
| Octal | 3428 | |||
| Duodecimal | 16A12 | |||
| Hexadecimal | E216 | |||
226 is a happy number,[1] and a semiprime (2×113), and a member of Aronson's sequence.[2] At most 226 different permutation patterns can occur within a single 9-element permutation.[3]
References
- ^ Sloane, N. J. A. (ed.). "Sequence A007770 (Happy numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A005224 (Aronson's sequence)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A088532 (Patterns of permutations)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
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