310 (number)
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| ||||
|---|---|---|---|---|
| Cardinal | three hundred ten | |||
| Ordinal | 310th (three hundred tenth) | |||
| Factorization | 2 × 5 × 31 | |||
| Divisors | 1, 2, 5, 10, 31, 62, 155, 310 | |||
| Greek numeral | ΤΙ´ | |||
| Roman numeral | CCCX | |||
| Binary | 1001101102 | |||
| Ternary | 1021113 | |||
| Senary | 12346 | |||
| Octal | 4668 | |||
| Duodecimal | 21A12 | |||
| Hexadecimal | 13616 | |||
310 is the natural number following 309 and preceding 311.
In mathematics
[edit]- 310 is an even composite number with 3 prime factors.[1]
- 310 is a sphenic number meaning that it has 3 prime factors.[2]
- 310 is a noncototient number which means that m − φ(m) = n has no solution for n=310.[3]
- 310 is the number of Dyks 11 paths with strictly intersecting peaks.[4]
- 310 in base 6 is 1,234.
- The sum of the divisors of 310 is a perfect square.[5]
References
[edit]- ^ "Composite numbers". mathworld.wolfram.com.
- ^ "sphenic number". mathworld.wolfram.com.
- ^ "noncototient numbers". mathworld.wolfram.com.
- ^ Sloane, N. J. A. (ed.). "Sequence A008930". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A006532 (Numbers whose sum of divisors is a square)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.