Compare 990949 vs 990991
| Property | 990949 | 990991 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 2331 × 42531 | 4431 × 22371 |
| Prime factorization | 233 × 4253 | 443 × 2237 |
| Divisors count | 4 | 4 |
| Divisors | 1, 233, 4253, 990949 | 1, 443, 2237, 990991 |
| Number of properties | 1 | 1 |
| Semiprimes | 208228th | 208236th |
| Roman numberals | ||
| Base 2 | 111100011110111001012 | 111100011111000011112 |
| Base 3 | 12121000222113 | 12121001011013 |
| Base 4 | 33013232114 | 33013300334 |
| Base 5 | 2232022445 | 2232024315 |
| Base 6 | 331234216 | 331235316 |
| Base 7 | 112650317 | 112651217 |
| Base 8 | 36173458 | 36174178 |
| Base 9 | 17702849 | 17703419 |
| Base 10 | 99094910 | 99099110 |
| Base 11 | 61757311 | 61760111 |
| Base 12 | 3b957112 | 3b95a712 |
| Base 13 | 28907b13 | 2890b113 |
| Base 14 | 1bb1c114 | 1bb21114 |
| Base 15 | 14893415 | 14896115 |
| Base 16 | f1ee516 | f1f0f16 |