Compare 661089 vs 661099
| Property | 661089 | 661099 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 5 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 31 × 111 × 131 × 231 × 671 | 6610991 |
| Prime factorization | 3 × 11 × 13 × 23 × 67 | 661099 |
| Divisors count | 32 | 2 |
| Divisors | 1, 3, 11, 13, 23, 33, 39, 67, 69, 143, 201, 253, 299, 429, 737, 759, 871, 897, 1541, 2211, 2613, 3289, 4623, 9581, 9867, 16951, 20033, 28743, 50853, 60099, 220363, 661089 | 1, 661099 |
| Number of properties | 0 | 9 |
| Additive primes | 20944th | |
| Cousin primes (1st member) | 5783rd | |
| Primes | 53656th | |
| Prime quadruplets (4th member) | 127th | |
| Prime quintuplet 2s (4th member) | 28th | |
| Prime triplets (2nd member) | 2105th | |
| Prime triplets (3rd member) | 2104th | |
| Sexy primes (2nd member) | 11584th | |
| Twin primes (2nd member) | 5791st | |
| Roman numberals | ||
| Base 2 | 101000010110011000012 | 101000010110011010112 |
| Base 3 | 10201202112103 | 10201202120113 |
| Base 4 | 22011212014 | 22011212234 |
| Base 5 | 1321233245 | 1321233445 |
| Base 6 | 221003336 | 221003516 |
| Base 7 | 54222427 | 54222557 |
| Base 8 | 24131418 | 24131538 |
| Base 9 | 12167539 | 12167649 |
| Base 10 | 66108910 | 66109910 |
| Base 11 | 41176011 | 41176a11 |
| Base 12 | 27a6a912 | 27a6b712 |
| Base 13 | 1a1ba013 | 1a1baa13 |
| Base 14 | 132cc914 | 132cd514 |
| Base 15 | d0d2915 | d0d3415 |
| Base 16 | a166116 | a166b16 |