Compare 3989 vs 4003
| Property | 3989 | 4003 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 39891 | 40031 |
| Prime factorization | 3989 | 4003 |
| Divisors count | 2 | 2 |
| Divisors | 1, 3989 | 1, 4003 |
| Number of properties | 8 | 6 |
| Additive primes | 281st | 283rd |
| Chen primes | 320th | |
| Cousin primes (1st member) | 109th | |
| Good primes | 94th | |
| Harmonic primes | 198th | |
| Isolated primes | 345th | |
| Long primes | 218th | |
| Lucky primes | 116th | |
| Primes | 550th | 552nd |
| Prime triplets (2nd member) | 72nd | |
| Pythagorean primes | 269th | |
| Twin primes (2nd member) | 104th | |
| Roman numberals | MMMCMLXXXIX | MMMMIII |
| Base 2 | 1111100101012 | 1111101000112 |
| Base 3 | 121102023 | 121110213 |
| Base 4 | 3321114 | 3322034 |
| Base 5 | 1114245 | 1120035 |
| Base 6 | 302456 | 303116 |
| Base 7 | 144267 | 144467 |
| Base 8 | 76258 | 76438 |
| Base 9 | 54229 | 54379 |
| Base 10 | 398910 | 400310 |
| Base 11 | 2aa711 | 300a11 |
| Base 12 | 238512 | 239712 |
| Base 13 | 1a7b13 | 1a8c13 |
| Base 14 | 164d14 | 165d14 |
| Base 15 | 12ae15 | 12bd15 |
| Base 16 | f9516 | fa316 |