Compare 20123 vs 20287
| Property | 20123 | 20287 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 201231 | 202871 |
| Prime factorization | 20123 | 20287 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20123 | 1, 20287 |
| Number of properties | 6 | 4 |
| Additive primes | 1065th | |
| Chen primes | 1126th | |
| Isolated primes | 1591st | 1603rd |
| Primes | 2276th | 2292nd |
| Safe primes | 191st | |
| Sexy primes (1st member) | 698th | |
| Sexy primes (2nd member) | 697th | |
| Sexy prime triplets (2nd member) | 192nd | |
| Roman numberals | ||
| Base 2 | 1001110100110112 | 1001111001111112 |
| Base 3 | 10001210223 | 10002111013 |
| Base 4 | 103221234 | 103303334 |
| Base 5 | 11204435 | 11221225 |
| Base 6 | 2330556 | 2335316 |
| Base 7 | 1124457 | 1131017 |
| Base 8 | 472338 | 474778 |
| Base 9 | 305389 | 307419 |
| Base 10 | 2012310 | 2028710 |
| Base 11 | 1413411 | 1427311 |
| Base 12 | b78b12 | b8a712 |
| Base 13 | 920c13 | 930713 |
| Base 14 | 749514 | 757114 |
| Base 15 | 5e6815 | 602715 |
| Base 16 | 4e9b16 | 4f3f16 |