Compare 31223 vs 31227
| Property | 31223 | 31227 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 312231 | 31 × 71 × 14871 |
| Prime factorization | 31223 | 3 × 7 × 1487 |
| Divisors count | 2 | 8 |
| Divisors | 1, 31223 | 1, 3, 7, 21, 1487, 4461, 10409, 31227 |
| Number of properties | 7 | 0 |
| Additive primes | 1521st | |
| Cousin primes (2nd member) | 480th | |
| Emirps | 672nd | |
| Isolated primes | 2401st | |
| Left-truncatable primes | 188th | |
| Long primes | 1276th | |
| Primes | 3364th | |
| Roman numberals | ||
| Base 2 | 1111001111101112 | 1111001111110112 |
| Base 3 | 11202111023 | 11202111203 |
| Base 4 | 132133134 | 132133234 |
| Base 5 | 14443435 | 14444025 |
| Base 6 | 4003156 | 4003236 |
| Base 7 | 1600137 | 1600207 |
| Base 8 | 747678 | 747738 |
| Base 9 | 467429 | 467469 |
| Base 10 | 3122310 | 3122710 |
| Base 11 | 2150511 | 2150911 |
| Base 12 | 1609b12 | 160a312 |
| Base 13 | 1129a13 | 112a113 |
| Base 14 | b54314 | b54714 |
| Base 15 | 93b815 | 93bc15 |
| Base 16 | 79f716 | 79fb16 |