Compare 31223 vs 31230
| Property | 31223 | 31230 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 5 |
| Prime factorization | 312231 | 21 × 32 × 51 × 3471 |
| Prime factorization | 31223 | 2 × 3 × 3 × 5 × 347 |
| Divisors count | 2 | 24 |
| Divisors | 1, 31223 | 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 347, 694, 1041, 1735, 2082, 3123, 3470, 5205, 6246, 10410, 15615, 31230 |
| 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 | 1111001111111102 |
| Base 3 | 11202111023 | 11202112003 |
| Base 4 | 132133134 | 132133324 |
| Base 5 | 14443435 | 14444105 |
| Base 6 | 4003156 | 4003306 |
| Base 7 | 1600137 | 1600237 |
| Base 8 | 747678 | 747768 |
| Base 9 | 467429 | 467509 |
| Base 10 | 3122310 | 3123010 |
| Base 11 | 2150511 | 2151111 |
| Base 12 | 1609b12 | 160a612 |
| Base 13 | 1129a13 | 112a413 |
| Base 14 | b54314 | b54a14 |
| Base 15 | 93b815 | 93c015 |
| Base 16 | 79f716 | 79fe16 |