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Natural number From Wikipedia, the free encyclopedia
186 (one hundred [and] eighty-six) is the natural number following 185 and preceding 187.
| ||||
---|---|---|---|---|
Cardinal | one hundred eighty-six | |||
Ordinal | 186th (one hundred eighty-sixth) | |||
Factorization | 2 × 3 × 31 | |||
Greek numeral | ΡΠϚ´ | |||
Roman numeral | CLXXXVI | |||
Binary | 101110102 | |||
Ternary | 202203 | |||
Senary | 5106 | |||
Octal | 2728 | |||
Duodecimal | 13612 | |||
Hexadecimal | BA16 |
There is no integer with exactly 186 coprimes less than it, so 186 is a nontotient. It is also never the difference between an integer and the total of coprimes below it, so it is a noncototient.[1]
There are 186 different pentahexes, shapes formed by gluing together five regular hexagons, when rotations of shapes are counted as distinct from each other.[2][3]
186 is a Fine number.[4]
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