Compare 1439 vs 2447
| Property | 1439 | 2447 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 14391 | 24471 |
| Prime factorization | 1439 | 2447 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1439 | 1, 2447 |
| Number of properties | 9 | 9 |
| Additive primes | 124th | 191st |
| Chen primes | 148th | 219th |
| Emirps | 68th | |
| Harmonic primes | 135th | |
| Isolated primes | 135th | 220th |
| Long primes | 143rd | |
| Primes | 228th | 363rd |
| Safe primes | 32nd | 43rd |
| Sexy primes (2nd member) | 99th | 150th |
| Sexy prime triplets (3rd member) | 37th | |
| Sophie germain primes | 47th | |
| Ulam primes | 28th | |
| Roman numberals | MCDXXXIX | MMCDXLVII |
| Base 2 | 101100111112 | 1001100011112 |
| Base 3 | 12220223 | 101001223 |
| Base 4 | 1121334 | 2120334 |
| Base 5 | 212245 | 342425 |
| Base 6 | 103556 | 151556 |
| Base 7 | 41247 | 100647 |
| Base 8 | 26378 | 46178 |
| Base 9 | 18689 | 33189 |
| Base 10 | 143910 | 244710 |
| Base 11 | 109911 | 192511 |
| Base 12 | 9bb12 | 14bb12 |
| Base 13 | 86913 | 116313 |
| Base 14 | 74b14 | c6b14 |
| Base 15 | 65e15 | ad215 |
| Base 16 | 59f16 | 98f16 |