Compare 81964 vs 81967
| Property | 81964 | 81967 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 311 × 6611 | 819671 |
| Prime factorization | 2 × 2 × 31 × 661 | 81967 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 31, 62, 124, 661, 1322, 2644, 20491, 40982, 81964 | 1, 81967 |
| Number of properties | 0 | 6 |
| Additive primes | 3327th | |
| Cousin primes (1st member) | 1034th | |
| Isolated primes | 5954th | |
| Primes | 8015th | |
| Prime triplets (1st member) | 433rd | |
| Sexy primes (1st member) | 2081st | |
| Roman numberals | ||
| Base 2 | 101000000001011002 | 101000000001011112 |
| Base 3 | 110111022013 | 110111022113 |
| Base 4 | 1100002304 | 1100002334 |
| Base 5 | 101103245 | 101103325 |
| Base 6 | 14312446 | 14312516 |
| Base 7 | 4606517 | 4606547 |
| Base 8 | 2400548 | 2400578 |
| Base 9 | 1343819 | 1343849 |
| Base 10 | 8196410 | 8196710 |
| Base 11 | 5664311 | 5664611 |
| Base 12 | 3b52412 | 3b52712 |
| Base 13 | 2b3cc13 | 2b40213 |
| Base 14 | 21c2814 | 21c2b14 |
| Base 15 | 1944415 | 1944715 |
| Base 16 | 1402c16 | 1402f16 |