// Workers AI · dad joke modeWhy was 64 feeling sad? It was 2 times worse.
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| Cardinal | sixty-four | |||
| Ordinal | 64th (sixty-fourth) | |||
| Factorization | 26 | |||
| Divisors | 1, 2, 4, 8, 16, 32, 64 | |||
| Greek numeral | ΞΔ´ | |||
| Roman numeral | LXIV, lxiv | |||
| Binary | 10000002 | |||
| Ternary | 21013 | |||
| Senary | 1446 | |||
| Octal | 1008 | |||
| Duodecimal | 5412 | |||
| Hexadecimal | 4016 | |||
64 (sixty-four) is the natural number following 63 and preceding 65.
Mathematics
[edit]64 is a power of two, an interprime,[1] a superperfect number,[2] an Erdős–Woods number,[3] a square and a cube.
In four dimensions, there are 64 convex uniform polychora aside from two infinite families of duoprisms and antiprismatic prisms, and 64 Bravais lattices.[4]
See also
[edit]References
[edit]- ↑ Sloane, N. J. A. (ed.). "Sequence A024675 (Average of two consecutive odd primes.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2023-11-06.
- ↑ Sloane, N. J. A. (ed.). "Sequence A019279 (Superperfect numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ↑ "Sloane's A059756 : Erdős-Woods numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-30.
- ↑ Brown, Harold; Bülow, Rolf; Neubüser, Joachim; Wondratschek, Hans; Zassenhaus, Hans (1978), Crystallographic groups of four-dimensional space, New York: Wiley-Interscience [John Wiley & Sons], ISBN 978-0-471-03095-9, MR 0484179
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