Compare 991427 vs 991435
| Property | 991427 | 991435 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 9914271 | 51 × 831 × 23891 |
| Prime factorization | 991427 | 5 × 83 × 2389 |
| Divisors count | 2 | 8 |
| Divisors | 1, 991427 | 1, 5, 83, 415, 2389, 11945, 198287, 991435 |
| Number of properties | 4 | 0 |
| Chen primes | 29733rd | |
| Primes | 77879th | |
| Safe primes | 4295th | |
| Twin primes (1st member) | 8110th | |
| Roman numberals | ||
| Base 2 | 111100100000110000112 | 111100100000110010112 |
| Base 3 | 12121002221123 | 12121002222113 |
| Base 4 | 33020030034 | 33020030234 |
| Base 5 | 2232112025 | 2232112205 |
| Base 6 | 331255356 | 331255516 |
| Base 7 | 112663137 | 112663247 |
| Base 8 | 36203038 | 36203138 |
| Base 9 | 17708759 | 17708849 |
| Base 10 | 99142710 | 99143510 |
| Base 11 | 61796811 | 61797511 |
| Base 12 | 3b98ab12 | 3b98b712 |
| Base 13 | 28935813 | 28936313 |
| Base 14 | 1bb44314 | 1bb44b14 |
| Base 15 | 148b5215 | 148b5a15 |
| Base 16 | f20c316 | f20cb16 |