Compare 989999 vs 991427
| Property | 989999 | 991427 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9899991 | 9914271 |
| Prime factorization | 989999 | 991427 |
| Divisors count | 2 | 2 |
| Divisors | 1, 989999 | 1, 991427 |
| Number of properties | 4 | 4 |
| Additive primes | 29854th | |
| Chen primes | 29704th | 29733rd |
| Primes | 77777th | 77879th |
| Safe primes | 4295th | |
| Twin primes (1st member) | 8102nd | 8110th |
| Roman numberals | ||
| Base 2 | 111100011011001011112 | 111100100000110000112 |
| Base 3 | 12120220001223 | 12121002221123 |
| Base 4 | 33012302334 | 33020030034 |
| Base 5 | 2231344445 | 2232112025 |
| Base 6 | 331151556 | 331255356 |
| Base 7 | 112622037 | 112663137 |
| Base 8 | 36154578 | 36203038 |
| Base 9 | 17680189 | 17708759 |
| Base 10 | 98999910 | 99142710 |
| Base 11 | 61688a11 | 61796811 |
| Base 12 | 3b8abb12 | 3b98ab12 |
| Base 13 | 2887ca13 | 28935813 |
| Base 14 | 1bab0314 | 1bb44314 |
| Base 15 | 1484ee15 | 148b5215 |
| Base 16 | f1b2f16 | f20c316 |