Compare 220931 vs 221951
| Property | 220931 | 221951 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2209311 | 2219511 |
| Prime factorization | 220931 | 221951 |
| Divisors count | 2 | 2 |
| Divisors | 1, 220931 | 1, 221951 |
| Number of properties | 6 | 6 |
| Additive primes | 7969th | |
| Chen primes | 8211th | 8238th |
| Harmonic primes | 7387th | 7422nd |
| Long primes | 7374th | |
| Primes | 19693rd | 19771st |
| Prime triplets (1st member) | 915th | |
| Sexy primes (1st member) | 4677th | |
| Twin primes (1st member) | 2336th | 2346th |
| Roman numberals | ||
| Base 2 | 1101011111000000112 | 1101100010111111112 |
| Base 3 | 1020200011223 | 1020211101023 |
| Base 4 | 3113300034 | 3120233334 |
| Base 5 | 240322115 | 241003015 |
| Base 6 | 44224556 | 44313156 |
| Base 7 | 16100547 | 16130427 |
| Base 8 | 6574038 | 6613778 |
| Base 9 | 3660489 | 3674129 |
| Base 10 | 22093110 | 22195110 |
| Base 11 | 140a9711 | 14183411 |
| Base 12 | a7a2b12 | a853b12 |
| Base 13 | 7973913 | 7a04213 |
| Base 14 | 5a72b14 | 5ac5914 |
| Base 15 | 456db15 | 45b6b15 |
| Base 16 | 35f0316 | 362ff16 |