Compare 221987 vs 222043
| Property | 221987 | 222043 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2219871 | 2220431 |
| Prime factorization | 221987 | 222043 |
| Divisors count | 2 | 2 |
| Divisors | 1, 221987 | 1, 222043 |
| Number of properties | 6 | 4 |
| Additive primes | 8005th | 8011th |
| Chen primes | 8240th | |
| Happy primes | 3002nd | |
| Harmonic primes | 7425th | 7428th |
| Primes | 19774th | 19782nd |
| Twin primes (1st member) | 2347th | |
| Twin primes (2nd member) | 2348th | |
| Roman numberals | ||
| Base 2 | 1101100011001000112 | 1101100011010110112 |
| Base 3 | 1020211112023 | 1020211202113 |
| Base 4 | 3120302034 | 3120311234 |
| Base 5 | 241004225 | 241011335 |
| Base 6 | 44314156 | 44315516 |
| Base 7 | 16131237 | 16132337 |
| Base 8 | 6614438 | 6615338 |
| Base 9 | 3674529 | 3675249 |
| Base 10 | 22198710 | 22204310 |
| Base 11 | 14186711 | 14190811 |
| Base 12 | a856b12 | a85b712 |
| Base 13 | 7a06c13 | 7a0b313 |
| Base 14 | 5ac8314 | 5acc314 |
| Base 15 | 45b9215 | 45bcd15 |
| Base 16 | 3632316 | 3635b16 |