| ||||
|---|---|---|---|---|
| Cardinal | three hundred eighty-four | |||
| Ordinal | 384th (three hundred eighty-fourth) | |||
| Factorization | 27 × 3 | |||
| Greek numeral | ΤΠΔ´ | |||
| Roman numeral | CCCLXXXIV | |||
| Binary | 1100000002 | |||
| Ternary | 1120203 | |||
| Senary | 14406 | |||
| Octal | 6008 | |||
| Duodecimal | 28012 | |||
| Hexadecimal | 18016 | |||
384 (three hundred [and] eighty-four) is the natural number following 383 and preceding 385. It is an even composite positive integer.
In mathematics
384 is:
- the sum of a twin prime pair (191 + 193).
- the sum of six consecutive primes (53 + 59 + 61 + 67 + 71 + 73).
- the order of the hyperoctahedral group for n = 4
- the double factorial of 8.[1]
- an abundant number.
- the third 129-gonal number after 1, 129 and before 766 and 1275.
- a Harshad number in bases 2, 3, 4, 5, 7, 8, 9, 13, 17, and 62 other bases.
- a refactorable number.
Computing
Being a low multiple of a power of two, 384 occurs often in the field of computing. For example, the digest length of the secure hash function SHA-384, the screen resolution of Virtual Boy is 384x224, MP3 Audio layer 1 encoding is 384 kibps, in 3G phones the WAN implementation of CDMA is up to 384 kbit/s.
References
- ↑ "Sloane's A000165 : Double factorials". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-30.
External links
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