Compare 222991 vs 223001
| Property | 222991 | 223001 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2229911 | 2691 × 8291 |
| Prime factorization | 222991 | 269 × 829 |
| Divisors count | 2 | 4 |
| Divisors | 1, 222991 | 1, 269, 829, 223001 |
| Number of properties | 4 | 1 |
| Harmonic primes | 7460th | |
| Isolated primes | 15146th | |
| Lucky primes | 2536th | |
| Primes | 19857th | |
| Semiprimes | 50161st | |
| Roman numberals | ||
| Base 2 | 1101100111000011112 | 1101100111000110012 |
| Base 3 | 1020222122213 | 1020222200223 |
| Base 4 | 3121300334 | 3121301214 |
| Base 5 | 241134315 | 241140015 |
| Base 6 | 44402116 | 44402256 |
| Base 7 | 16160567 | 16161027 |
| Base 8 | 6634178 | 6634318 |
| Base 9 | 3687879 | 3688089 |
| Base 10 | 22299110 | 22300110 |
| Base 11 | 14259a11 | 1425a911 |
| Base 12 | a906712 | a907512 |
| Base 13 | 7a66213 | 7a66c13 |
| Base 14 | 5b39d14 | 5b3a914 |
| Base 15 | 4611115 | 4611b15 |
| Base 16 | 3670f16 | 3671916 |