Compare 257989 vs 257992
| Property | 257989 | 257992 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 6 |
| Prime factorization | 2579891 | 23 × 71 × 171 × 2711 |
| Prime factorization | 257989 | 2 × 2 × 2 × 7 × 17 × 271 |
| Divisors count | 2 | 32 |
| Divisors | 1, 257989 | 1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 271, 476, 542, 952, 1084, 1897, 2168, 3794, 4607, 7588, 9214, 15176, 18428, 32249, 36856, 64498, 128996, 257992 |
| Number of properties | 5 | 0 |
| Cousin primes (1st member) | 2645th | |
| Long primes | 8489th | |
| Primes | 22674th | |
| Prime triplets (2nd member) | 1031st | |
| Twin primes (2nd member) | 2650th | |
| Roman numberals | ||
| Base 2 | 1111101111110001012 | 1111101111110010002 |
| Base 3 | 1110022200113 | 1110022200213 |
| Base 4 | 3323330114 | 3323330204 |
| Base 5 | 312234245 | 312234325 |
| Base 6 | 53102216 | 53102246 |
| Base 7 | 21231047 | 21231107 |
| Base 8 | 7677058 | 7677108 |
| Base 9 | 4328049 | 4328079 |
| Base 10 | 25798910 | 25799210 |
| Base 11 | 16691611 | 16691911 |
| Base 12 | 10537112 | 10537412 |
| Base 13 | 9057413 | 9057713 |
| Base 14 | 6a03b14 | 6a04014 |
| Base 15 | 5169415 | 5169715 |
| Base 16 | 3efc516 | 3efc816 |