Compare 21172 vs 21179
| Property | 21172 | 21179 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 671 × 791 | 211791 |
| Prime factorization | 2 × 2 × 67 × 79 | 21179 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 67, 79, 134, 158, 268, 316, 5293, 10586, 21172 | 1, 21179 |
| Number of properties | 0 | 7 |
| 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 | 1010010101101002 | 1010010101110112 |
| Base 3 | 10020010113 | 10020011023 |
| Base 4 | 110223104 | 110223234 |
| Base 5 | 11341425 | 11342045 |
| Base 6 | 2420046 | 2420156 |
| Base 7 | 1155047 | 1155147 |
| Base 8 | 512648 | 512738 |
| Base 9 | 320349 | 320429 |
| Base 10 | 2117210 | 2117910 |
| Base 11 | 149a811 | 14a0411 |
| Base 12 | 1030412 | 1030b12 |
| Base 13 | 983813 | 984213 |
| Base 14 | 7a0414 | 7a0b14 |
| Base 15 | 641715 | 641e15 |
| Base 16 | 52b416 | 52bb16 |