Compare 3975 vs 3981
| Property | 3975 | 3981 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 31 × 52 × 531 | 31 × 13271 |
| Prime factorization | 3 × 5 × 5 × 53 | 3 × 1327 |
| Divisors count | 12 | 4 |
| Divisors | 1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3975 | 1, 3, 1327, 3981 |
| Number of properties | 0 | 1 |
| Semiprimes | 1098th | |
| Roman numberals | MMMCMLXXV | MMMCMLXXXI |
| Base 2 | 1111100001112 | 1111100011012 |
| Base 3 | 121100203 | 121101103 |
| Base 4 | 3320134 | 3320314 |
| Base 5 | 1114005 | 1114115 |
| Base 6 | 302236 | 302336 |
| Base 7 | 144067 | 144157 |
| Base 8 | 76078 | 76158 |
| Base 9 | 54069 | 54139 |
| Base 10 | 397510 | 398110 |
| Base 11 | 2a9411 | 2a9a11 |
| Base 12 | 237312 | 237912 |
| Base 13 | 1a6a13 | 1a7313 |
| Base 14 | 163d14 | 164514 |
| Base 15 | 12a015 | 12a615 |
| Base 16 | f8716 | f8d16 |