Compare 21208 vs 21211
| Property | 21208 | 21211 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 23 × 111 × 2411 | 212111 |
| Prime factorization | 2 × 2 × 2 × 11 × 241 | 21211 |
| Divisors count | 16 | 2 |
| Divisors | 1, 2, 4, 8, 11, 22, 44, 88, 241, 482, 964, 1928, 2651, 5302, 10604, 21208 | 1, 21211 |
| Number of properties | 0 | 5 |
| Additive primes | 1108th | |
| Isolated primes | 1664th | |
| Long primes | 906th | |
| Lucky primes | 388th | |
| Primes | 2385th | |
| Roman numberals | ||
| Base 2 | 1010010110110002 | 1010010110110112 |
| Base 3 | 10020021113 | 10020021213 |
| Base 4 | 110231204 | 110231234 |
| Base 5 | 11343135 | 11343215 |
| Base 6 | 2421046 | 2421116 |
| Base 7 | 1155557 | 1155617 |
| Base 8 | 513308 | 513338 |
| Base 9 | 320749 | 320779 |
| Base 10 | 2120810 | 2121110 |
| Base 11 | 14a3011 | 14a3311 |
| Base 12 | 1033412 | 1033712 |
| Base 13 | 986513 | 986813 |
| Base 14 | 7a2c14 | 7a3114 |
| Base 15 | 643d15 | 644115 |
| Base 16 | 52d816 | 52db16 |