Compare 221219 vs 222731
| Property | 221219 | 222731 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2212191 | 2227311 |
| Prime factorization | 221219 | 222731 |
| Divisors count | 2 | 2 |
| Divisors | 1, 221219 | 1, 222731 |
| Number of properties | 7 | 5 |
| Additive primes | 7977th | 8033rd |
| Harmonic primes | 7398th | |
| Isolated primes | 15037th | 15129th |
| Long primes | 7380th | |
| Primes | 19714th | 19834th |
| Safe primes | 1272nd | |
| Sophie germain primes | 2236th | 2245th |
| Ulam primes | 1421st | |
| Roman numberals | ||
| Base 2 | 1101100000001000112 | 1101100110000010112 |
| Base 3 | 1020201100223 | 1020221120223 |
| Base 4 | 3120002034 | 3121200234 |
| Base 5 | 240343345 | 241114115 |
| Base 6 | 44240556 | 44350556 |
| Base 7 | 16106457 | 16152357 |
| Base 8 | 6600438 | 6630138 |
| Base 9 | 3664089 | 3684689 |
| Base 10 | 22121910 | 22273110 |
| Base 11 | 14122911 | 14238311 |
| Base 12 | a802b12 | a8a8b12 |
| Base 13 | 798cb13 | 7a4c213 |
| Base 14 | 5a89514 | 5b25514 |
| Base 15 | 4582e15 | 45edb15 |
| Base 16 | 3602316 | 3660b16 |