187 (number)
| ||||
|---|---|---|---|---|
| Cardinal | one hundred eighty-seven | |||
| Ordinal | 187th (one hundred eighty-seventh) | |||
| Factorization | 11 × 17 | |||
| Greek numeral | ΡΠΖ´ | |||
| Roman numeral | CLXXXVII, clxxxvii | |||
| Binary | 101110112 | |||
| Ternary | 202213 | |||
| Senary | 5116 | |||
| Octal | 2738 | |||
| Duodecimal | 13712 | |||
| Hexadecimal | BB16 | |||
187 (one hundred [and] eighty-seven) is the natural number following 186 and preceding 188.
In mathematics
There are 187 ways of forming a sum of positive integers that adds to 11, counting two sums as equivalent when they are cyclic permutations of each other.[1] There are also 187 unordered triples of 5-bit binary numbers whose bitwise exclusive or is zero.[2]
Per Miller's rules, the triakis tetrahedron produces 187 distinct stellations.[3] It is the smallest Catalan solid, dual to the truncated tetrahedron, which only has 9 distinct stellations.
See also
References
- ^ Sloane, N. J. A. (ed.). "Sequence A008965 (Number of necklaces of sets of beads containing a total of n beads)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A007581". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Webb, Robert. "Enumeration of Stellations". www.software3d.com. Archived from the original on 2022-11-26. Retrieved 2022-11-25.