Compare 30997 vs 31009
| Property | 30997 | 31009 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 1391 × 2231 | 111 × 28191 |
| Prime factorization | 139 × 223 | 11 × 2819 |
| Divisors count | 4 | 4 |
| Divisors | 1, 139, 223, 30997 | 1, 11, 2819, 31009 |
| Number of properties | 1 | 1 |
| Semiprimes | 7705th | 7709th |
| Roman numberals | ||
| Base 2 | 1111001000101012 | 1111001001000012 |
| Base 3 | 11201120013 | 11201121113 |
| Base 4 | 132101114 | 132102014 |
| Base 5 | 14424425 | 14430145 |
| Base 6 | 3553016 | 3553216 |
| Base 7 | 1562417 | 1562567 |
| Base 8 | 744258 | 744418 |
| Base 9 | 464619 | 464749 |
| Base 10 | 3099710 | 3100910 |
| Base 11 | 2131a11 | 2133011 |
| Base 12 | 15b3112 | 15b4112 |
| Base 13 | 1115513 | 1116413 |
| Base 14 | b42114 | b42d14 |
| Base 15 | 92b715 | 92c415 |
| Base 16 | 791516 | 792116 |