Compare 3643 vs 3649
| Property | 3643 | 3649 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 36431 | 411 × 891 |
| Prime factorization | 3643 | 41 × 89 |
| Divisors count | 2 | 4 |
| Divisors | 1, 3643 | 1, 41, 89, 3649 |
| Number of properties | 7 | 1 |
| Emirps | 135th | |
| Happy primes | 92nd | |
| Isolated primes | 317th | |
| Left-truncatable primes | 82nd | |
| Primes | 510th | |
| Semiprimes | 1013th | |
| Sexy primes (2nd member) | 192nd | |
| Sexy prime triplets (3rd member) | 67th | |
| Roman numberals | MMMDCXLIII | MMMDCXLIX |
| Base 2 | 1110001110112 | 1110010000012 |
| Base 3 | 112222213 | 120000113 |
| Base 4 | 3203234 | 3210014 |
| Base 5 | 1040335 | 1040445 |
| Base 6 | 245116 | 245216 |
| Base 7 | 134237 | 134327 |
| Base 8 | 70738 | 71018 |
| Base 9 | 48879 | 50049 |
| Base 10 | 364310 | 364910 |
| Base 11 | 281211 | 281811 |
| Base 12 | 213712 | 214112 |
| Base 13 | 187313 | 187913 |
| Base 14 | 148314 | 148914 |
| Base 15 | 112d15 | 113415 |
| Base 16 | e3b16 | e4116 |