384 (number)

Short description: Natural number

| <- 383 | 384 | 385 ->

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List of numbers — Integers

← 0 100 200 300 400 500 600 700 800 900 →

Cardinal| three hundred eighty-four
Ordinal| 384th
(three hundred eighty-fourth)
Factorization| 27 × 3
Greek numeral| ΤΠΔ´
Roman numeral| CCCLXXXIV
Binary| 1100000002
Ternary| 1120203
Quaternary| 120004
Quinary| 30145
Senary| 14406
Octal| 6008
Duodecimal| 28012
Hexadecimal| 18016
Vigesimal| J420
Base 36| AO36

384 (three hundred [and] eighty-four) is the natural number following 383 and preceding 385. It is an even composite positive integer.

## Contents

* 1 In mathematics
* 2 Computing
* 3 References
* 4 External links

## 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

1. ↑ "Sloane's A000165 : Double factorials". OEIS Foundation. https://oeis.org/A006882.

## External links

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Original source: https://en.wikipedia.org/wiki/384 (number). Read more

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