64 (number)
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| Cardinal | sixty-four | |||
| Ordinal | Script error: No such module "Ordinal". (sixty-fourth) | |||
| Factorization | 26 | |||
| Divisors | 1, 2, 4, 8, 16, 32, 64 | |||
| Greek numeral | Template:Greek numeral | |||
| Roman numeral | Template:Rn, Template:Rn | |||
| 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
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
References
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- ^ Page Module:Citation/CS1/styles.css has no content.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.
- ^ Page Module:Citation/CS1/styles.css has no content.Sloane, N. J. A. (ed.). "Sequence A019279 (Superperfect numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Page Module:Citation/CS1/styles.css has no content."Sloane's A059756 : Erdős-Woods numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-30.
- ^ Page Module:Citation/CS1/styles.css has no content.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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