304 (number)
From HandWiki
Short description: Natural number
| ||||
|---|---|---|---|---|
| Cardinal | three hundred four | |||
| Ordinal | 304th (three hundred fourth) | |||
| Factorization | 24 × 19 | |||
| Divisors | 1, 2, 4, 8, 16, 19, 38, 76, 152, 304 | |||
| Greek numeral | ΤΔ´ | |||
| Roman numeral | CCCIV | |||
| Binary | 1001100002 | |||
| Ternary | 1020213 | |||
| Quaternary | 103004 | |||
| Quinary | 22045 | |||
| Senary | 12246 | |||
| Octal | 4608 | |||
| Duodecimal | 21412 | |||
| Hexadecimal | 13016 | |||
| Vigesimal | F420 | |||
| Base 36 | 8G36 | |||
304 is the natural number following 303 and preceding 305.
In mathematics
- 304 is an even composite number with two prime factor.[1]
- 304 is the sum of consecutive primes in two different ways. It is the sum of 41+43+47+53+59+61 and of 23+29+31+37+41+43+47+53.
- 304 is a primitive semiperfect number meaning that it is a semiperfect number that is not divisible by any other semiperfect number.[2]
- 304 is an untouchable number meaning that it is not equal to the sum of any number’s proper divisors.[3]
- 304 is a nontotient number meaning that it is an even number where phi(x) cannot result in that number.[4]
References
- ↑ "Facts about the integer". https://mathworld.wolfram.com/CompositeNumber.html.
- ↑ Sloane, N. J. A., ed. "Sequence A006036 (Primitive pseudoperfect numbers)". OEIS Foundation. https://oeis.org/A006036.
- ↑ Sloane, N. J. A., ed. "Sequence A005114 (Untouchable numbers, also called non aliquot numbers: impossible values for the sum of aliquot parts function (A001065))". OEIS Foundation. https://oeis.org/A005114.
- ↑ Sloane, N. J. A., ed. "Sequence A005277". OEIS Foundation. https://oeis.org/A005277.
 | This article needs additional or more specific categories. (October 2023) |
 |  |
