Compare 20945 vs 20947
| Property | 20945 | 20947 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 591 × 711 | 209471 |
| Prime factorization | 5 × 59 × 71 | 20947 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 59, 71, 295, 355, 4189, 20945 | 1, 20947 |
| Number of properties | 0 | 3 |
| Chen primes | 1160th | |
| Isolated primes | 1645th | |
| Primes | 2356th | |
| Roman numberals | ||
| Base 2 | 1010001110100012 | 1010001110100112 |
| Base 3 | 10012012023 | 10012012113 |
| Base 4 | 110131014 | 110131034 |
| Base 5 | 11322405 | 11322425 |
| Base 6 | 2405456 | 2405516 |
| Base 7 | 1150317 | 1150337 |
| Base 8 | 507218 | 507238 |
| Base 9 | 316529 | 316549 |
| Base 10 | 2094510 | 2094710 |
| Base 11 | 1481111 | 1481311 |
| Base 12 | 1015512 | 1015712 |
| Base 13 | 96c213 | 96c413 |
| Base 14 | 78c114 | 78c314 |
| Base 15 | 631515 | 631715 |
| Base 16 | 51d116 | 51d316 |