Compare 220931 vs 221251
| Property | 220931 | 221251 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2209311 | 2212511 |
| Prime factorization | 220931 | 221251 |
| Divisors count | 2 | 2 |
| Divisors | 1, 220931 | 1, 221251 |
| Number of properties | 6 | 6 |
| Additive primes | 7969th | 7980th |
| Chen primes | 8211th | 8217th |
| Harmonic primes | 7387th | 7401st |
| Isolated primes | 15041st | |
| Long primes | 7374th | 7381st |
| Primes | 19693rd | 19718th |
| Twin primes (1st member) | 2336th | |
| Roman numberals | ||
| Base 2 | 1101011111000000112 | 1101100000010000112 |
| Base 3 | 1020200011223 | 1020201111113 |
| Base 4 | 3113300034 | 3120010034 |
| Base 5 | 240322115 | 240400015 |
| Base 6 | 44224556 | 44241516 |
| Base 7 | 16100547 | 16110227 |
| Base 8 | 6574038 | 6601038 |
| Base 9 | 3660489 | 3664449 |
| Base 10 | 22093110 | 22125110 |
| Base 11 | 140a9711 | 14125811 |
| Base 12 | a7a2b12 | a805712 |
| Base 13 | 7973913 | 7992413 |
| Base 14 | 5a72b14 | 5a8b914 |
| Base 15 | 456db15 | 4585115 |
| Base 16 | 35f0316 | 3604316 |