Compare 3981 vs 3985
| Property | 3981 | 3985 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 13271 | 51 × 7971 |
| Prime factorization | 3 × 1327 | 5 × 797 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 1327, 3981 | 1, 5, 797, 3985 |
| Number of properties | 1 | 1 |
| Semiprimes | 1098th | 1100th |
| Roman numberals | MMMCMLXXXI | MMMCMLXXXV |
| Base 2 | 1111100011012 | 1111100100012 |
| Base 3 | 121101103 | 121101213 |
| Base 4 | 3320314 | 3321014 |
| Base 5 | 1114115 | 1114205 |
| Base 6 | 302336 | 302416 |
| Base 7 | 144157 | 144227 |
| Base 8 | 76158 | 76218 |
| Base 9 | 54139 | 54179 |
| Base 10 | 398110 | 398510 |
| Base 11 | 2a9a11 | 2aa311 |
| Base 12 | 237912 | 238112 |
| Base 13 | 1a7313 | 1a7713 |
| Base 14 | 164514 | 164914 |
| Base 15 | 12a615 | 12aa15 |
| Base 16 | f8d16 | f9116 |