Compare 31140 vs 31147
| Property | 31140 | 31147 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 22 × 32 × 51 × 1731 | 311471 |
| Prime factorization | 2 × 2 × 3 × 3 × 5 × 173 | 31147 |
| Divisors count | 36 | 2 |
| Divisors | 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 5190, 6228, 7785, 10380, 15570, 31140 | 1, 31147 |
| Number of properties | 0 | 9 |
| Cousin primes (1st member) | 477th | |
| Good primes | 334th | |
| Harmonic primes | 1247th | |
| Isolated primes | 2395th | |
| Lucky primes | 520th | |
| Primes | 3354th | |
| Prime triplets (1st member) | 229th | |
| Sexy primes (1st member) | 980th | |
| Sexy prime triplets (1st member) | 250th | |
| Roman numberals | ||
| Base 2 | 1111001101001002 | 1111001101010112 |
| Base 3 | 11202011003 | 11202011213 |
| Base 4 | 132122104 | 132122234 |
| Base 5 | 14440305 | 14440425 |
| Base 6 | 4001006 | 4001116 |
| Base 7 | 1565347 | 1565447 |
| Base 8 | 746448 | 746538 |
| Base 9 | 466409 | 466479 |
| Base 10 | 3114010 | 3114710 |
| Base 11 | 2143a11 | 2144611 |
| Base 12 | 1603012 | 1603712 |
| Base 13 | 1123513 | 1123c13 |
| Base 14 | b4c414 | b4cb14 |
| Base 15 | 936015 | 936715 |
| Base 16 | 79a416 | 79ab16 |