Compare 3381 vs 3391
| Property | 3381 | 3391 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 31 × 72 × 231 | 33911 |
| Prime factorization | 3 × 7 × 7 × 23 | 3391 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381 | 1, 3391 |
| Number of properties | 0 | 5 |
| Emirps | 123rd | |
| Happy primes | 88th | |
| Harmonic primes | 174th | |
| Primes | 478th | |
| Twin primes (2nd member) | 91st | |
| Roman numberals | MMMCCCLXXXI | MMMCCCXCI |
| Base 2 | 1101001101012 | 1101001111112 |
| Base 3 | 111220203 | 111221213 |
| Base 4 | 3103114 | 3103334 |
| Base 5 | 1020115 | 1020315 |
| Base 6 | 233536 | 234116 |
| Base 7 | 126007 | 126137 |
| Base 8 | 64658 | 64778 |
| Base 9 | 45669 | 45779 |
| Base 10 | 338110 | 339110 |
| Base 11 | 25a411 | 260311 |
| Base 12 | 1b5912 | 1b6712 |
| Base 13 | 170113 | 170b13 |
| Base 14 | 133714 | 134314 |
| Base 15 | 100615 | 101115 |
| Base 16 | d3516 | d3f16 |