Compare 21011 vs 21101
| Property | 21011 | 21101 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 210111 | 211011 |
| Prime factorization | 21011 | 21101 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21011 | 1, 21101 |
| Number of properties | 12 | 8 |
| Additive primes | 1094th | 1100th |
| Chen primes | 1163rd | 1166th |
| Happy primes | 391st | 392nd |
| Isolated primes | 1653rd | |
| Long primes | 897th | 902nd |
| Primes | 2362nd | 2372nd |
| Prime quadruplets (1st member) | 20th | |
| Prime quintuplet 2s (1st member) | 7th | |
| Prime triplets (1st member) | 175th | |
| Pythagorean primes | 1178th | |
| Sexy primes (1st member) | 714th | 718th |
| Sexy prime triplets (1st member) | 196th | |
| Sophie germain primes | 342nd | |
| Twin primes (1st member) | 358th | |
| Roman numberals | ||
| Base 2 | 1010010000100112 | 1010010011011012 |
| Base 3 | 10012110123 | 10012211123 |
| Base 4 | 110201034 | 110212314 |
| Base 5 | 11330215 | 11334015 |
| Base 6 | 2411356 | 2414056 |
| Base 7 | 1151547 | 1153437 |
| Base 8 | 510238 | 511558 |
| Base 9 | 317359 | 318459 |
| Base 10 | 2101110 | 2110110 |
| Base 11 | 1487111 | 1494311 |
| Base 12 | 101ab12 | 1026512 |
| Base 13 | 974313 | 97b213 |
| Base 14 | 792b14 | 799314 |
| Base 15 | 635b15 | 63bb15 |
| Base 16 | 521316 | 526d16 |