Compare 28751 vs 28755
| Property | 28751 | 28755 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 6 |
| Prime factorization | 287511 | 34 × 51 × 711 |
| Prime factorization | 28751 | 3 × 3 × 3 × 3 × 5 × 71 |
| Divisors count | 2 | 20 |
| Divisors | 1, 28751 | 1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 3195, 5751, 9585, 28755 |
| Number of properties | 5 | 0 |
| Additive primes | 1430th | |
| Chen primes | 1515th | |
| Primes | 3131st | |
| Sophie germain primes | 431st | |
| Twin primes (1st member) | 458th | |
| Roman numberals | ||
| Base 2 | 1110000010011112 | 1110000010100112 |
| Base 3 | 11101022123 | 11101100003 |
| Base 4 | 130010334 | 130011034 |
| Base 5 | 14100015 | 14100105 |
| Base 6 | 3410356 | 3410436 |
| Base 7 | 1465527 | 1465567 |
| Base 8 | 701178 | 701238 |
| Base 9 | 433859 | 434009 |
| Base 10 | 2875110 | 2875510 |
| Base 11 | 1a66811 | 1a67111 |
| Base 12 | 1477b12 | 1478312 |
| Base 13 | 1011813 | 1011c13 |
| Base 14 | a69914 | a69d14 |
| Base 15 | 87bb15 | 87c015 |
| Base 16 | 704f16 | 705316 |