Compare 221251 vs 221411
| Property | 221251 | 221411 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2212511 | 2214111 |
| Prime factorization | 221251 | 221411 |
| Divisors count | 2 | 2 |
| Divisors | 1, 221251 | 1, 221411 |
| Number of properties | 6 | 7 |
| Additive primes | 7980th | 7983rd |
| Chen primes | 8217th | 8222nd |
| Harmonic primes | 7401st | 7406th |
| Isolated primes | 15041st | |
| Long primes | 7381st | |
| Primes | 19718th | 19728th |
| Sophie germain primes | 2237th | |
| Twin primes (1st member) | 2341st | |
| Ulam primes | 1407th | |
| Roman numberals | ||
| Base 2 | 1101100000010000112 | 1101100000111000112 |
| Base 3 | 1020201111113 | 1020202011023 |
| Base 4 | 3120010034 | 3120032034 |
| Base 5 | 240400015 | 240411215 |
| Base 6 | 44241516 | 44250156 |
| Base 7 | 16110227 | 16113417 |
| Base 8 | 6601038 | 6603438 |
| Base 9 | 3664449 | 3666429 |
| Base 10 | 22125110 | 22141110 |
| Base 11 | 14125811 | 14139311 |
| Base 12 | a805712 | a816b12 |
| Base 13 | 7992413 | 79a1813 |
| Base 14 | 5a8b914 | 5a99114 |
| Base 15 | 4585115 | 4590b15 |
| Base 16 | 3604316 | 360e316 |