306 (number)
From HandWiki
Short description: Natural number
| ||||
|---|---|---|---|---|
| Cardinal | three hundred six | |||
| Ordinal | 306th (three hundred sixth) | |||
| Factorization | 2 × 32 × 17 | |||
| Divisors | 1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306 | |||
| Greek numeral | ΤϚ´ | |||
| Roman numeral | CCCVI | |||
| Binary | 1001100102 | |||
| Ternary | 1021003 | |||
| Quaternary | 103024 | |||
| Quinary | 22115 | |||
| Senary | 12306 | |||
| Octal | 4628 | |||
| Duodecimal | 21612 | |||
| Hexadecimal | 13216 | |||
| Vigesimal | F620 | |||
| Base 36 | 8I36 | |||
306 is the natural number following 305 and preceding 307.
In mathematics
- 306 is an even composite number with three prime factors.[1]
- 306 is the sum of consecutive primes 71+73+79+83.
- 306 is the 17th oblong number meaning that it is equal to 17*18.[2][3]
- 306 is an untouchable number meaning that it is unable to be equal to the sum of proper factors in any number.[4][5]
- There are 306 triangular numbers with 5 digits.[6]
Other fields
- The calendar years 306 AD and 306 BC.
- 306 is the number for several highways across the countries of Canada , China , Costa Rica, Hungary, India , Japan , the Philippines , and the United States .
References
- ↑ "Facts about the integer". https://mathworld.wolfram.com/CompositeNumber.html.
- ↑ Sloane, N. J. A., ed. "Sequence A002378". OEIS Foundation. https://oeis.org/A002378.
- ↑ Cooke, Robert (2013). The History of Mathematics. A John Wiley & Sons, Inc., Publication. p. 110. ISBN 9781118217566. https://www.hlevkin.com/hlevkin/90MathPhysBioBooks/mathHistory/Cooke_The%20History%20of%20Mathematics.pdf.
- ↑ Sloane, N. J. A., ed. "Sequence A005114 (Untouchable numbers, also called nonaliquot numbers: impossible values for the sum of aliquot parts function (A001065))". OEIS Foundation. https://oeis.org/A005114.
- ↑ Pomerance, Carl; Yang, Hee-Sung. "On Untouchable Numbers and Related Probems". https://math.dartmouth.edu/~carlp/uupaper3.pdf.
- ↑ Bicknell, Marjorie; Hoggatt, V. E.. "Triangular numbers". https://www.mathstat.dal.ca/FQ/Scanned/12-3/hoggatt.pdf.
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