Compare 4481 vs 4487
| Property | 4481 | 4487 | 
|---|---|---|
| Type | prime | semiprime | 
| Unique factors | 1 | 2 | 
| Total factors | 1 | 2 | 
| Prime factorization | 44811 | 71 × 6411 | 
| Prime factorization | 4481 | 7 × 641 | 
| Divisors count | 2 | 4 | 
| Divisors | 1, 4481 | 1, 7, 641, 4487 | 
| Number of properties | 9 | 1 | 
| Additive primes | 314th | |
| Chen primes | 351st | |
| Good primes | 102nd | |
| Happy primes | 111th | |
| Primes | 608th | |
| Proth primes | 28th | |
| Pythagorean primes | 300th | |
| Semiprimes | 1232nd | |
| Sophie germain primes | 110th | |
| Twin primes (1st member) | 117th | |
| Roman numberals | MMMMCDLXXXI | MMMMCDLXXXVII | 
| Base 2 | 10001100000012 | 10001100001112 | 
| Base 3 | 200102223 | 200110123 | 
| Base 4 | 10120014 | 10120134 | 
| Base 5 | 1204115 | 1204225 | 
| Base 6 | 324256 | 324356 | 
| Base 7 | 160317 | 160407 | 
| Base 8 | 106018 | 106078 | 
| Base 9 | 61289 | 61359 | 
| Base 10 | 448110 | 448710 | 
| Base 11 | 340411 | 340a11 | 
| Base 12 | 271512 | 271b12 | 
| Base 13 | 206913 | 207213 | 
| Base 14 | 18c114 | 18c714 | 
| Base 15 | 14db15 | 14e215 | 
| Base 16 | 118116 | 118716 |