Compare 20740 vs 20749
| Property | 20740 | 20749 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 22 × 51 × 171 × 611 | 207491 |
| Prime factorization | 2 × 2 × 5 × 17 × 61 | 20749 |
| Divisors count | 24 | 2 |
| Divisors | 1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 2074, 4148, 5185, 10370, 20740 | 1, 20749 |
| Number of properties | 0 | 8 |
| Chen primes | 1150th | |
| Cousin primes (1st member) | 355th | |
| Primes | 2337th | |
| Prime triplets (2nd member) | 173rd | |
| Prime triplets (3rd member) | 172nd | |
| Pythagorean primes | 1161st | |
| Sexy primes (2nd member) | 709th | |
| Twin primes (2nd member) | 353rd | |
| Roman numberals | ||
| Base 2 | 1010001000001002 | 1010001000011012 |
| Base 3 | 10011100113 | 10011101113 |
| Base 4 | 110100104 | 110100314 |
| Base 5 | 11304305 | 11304445 |
| Base 6 | 2400046 | 2400216 |
| Base 7 | 1143167 | 1143317 |
| Base 8 | 504048 | 504158 |
| Base 9 | 314049 | 314149 |
| Base 10 | 2074010 | 2074910 |
| Base 11 | 1464511 | 1465311 |
| Base 12 | 1000412 | 1001112 |
| Base 13 | 959513 | 95a113 |
| Base 14 | 77b614 | 77c114 |
| Base 15 | 622a15 | 623415 |
| Base 16 | 510416 | 510d16 |