Compare 990023 vs 990034
| Property | 990023 | 990034 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 9900231 | 21 × 4950171 |
| Prime factorization | 990023 | 2 × 495017 |
| Divisors count | 2 | 4 |
| Divisors | 1, 990023 | 1, 2, 495017, 990034 |
| Number of properties | 4 | 1 |
| Additive primes | 29856th | |
| Isolated primes | 61577th | |
| Primes | 77780th | |
| Semiprimes | 208035th | |
| Ulam primes | 5704th | |
| Roman numberals | ||
| Base 2 | 111100011011010001112 | 111100011011010100102 |
| Base 3 | 12120220011123 | 12120220012213 |
| Base 4 | 33012310134 | 33012311024 |
| Base 5 | 2231400435 | 2231401145 |
| Base 6 | 331152356 | 331152546 |
| Base 7 | 112622367 | 112622537 |
| Base 8 | 36155078 | 36155228 |
| Base 9 | 17680459 | 17680579 |
| Base 10 | 99002310 | 99003410 |
| Base 11 | 61690111 | 61691111 |
| Base 12 | 3b8b1b12 | 3b8b2a12 |
| Base 13 | 28881813 | 28882613 |
| Base 14 | 1bab1d14 | 1bab2a14 |
| Base 15 | 14851815 | 14852415 |
| Base 16 | f1b4716 | f1b5216 |