Compare 21179 vs 21189
| Property | 21179 | 21189 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 211791 | 31 × 71 × 10091 |
| Prime factorization | 21179 | 3 × 7 × 1009 |
| Divisors count | 2 | 8 |
| Divisors | 1, 21179 | 1, 3, 7, 21, 1009, 3027, 7063, 21189 |
| Number of properties | 7 | 0 |
| Chen primes | 1170th | |
| Isolated primes | 1662nd | |
| Long primes | 905th | |
| Primes | 2381st | |
| Safe primes | 199th | |
| Sophie germain primes | 345th | |
| Super primes | 353rd | |
| Roman numberals | ||
| Base 2 | 1010010101110112 | 1010010110001012 |
| Base 3 | 10020011023 | 10020012103 |
| Base 4 | 110223234 | 110230114 |
| Base 5 | 11342045 | 11342245 |
| Base 6 | 2420156 | 2420336 |
| Base 7 | 1155147 | 1155307 |
| Base 8 | 512738 | 513058 |
| Base 9 | 320429 | 320539 |
| Base 10 | 2117910 | 2118910 |
| Base 11 | 14a0411 | 14a1311 |
| Base 12 | 1030b12 | 1031912 |
| Base 13 | 984213 | 984c13 |
| Base 14 | 7a0b14 | 7a1714 |
| Base 15 | 641e15 | 642915 |
| Base 16 | 52bb16 | 52c516 |