Compare 989995 vs 990001
| Property | 989995 | 990001 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 51 × 171 × 191 × 6131 | 9900011 |
| Prime factorization | 5 × 17 × 19 × 613 | 990001 |
| Divisors count | 16 | 2 |
| Divisors | 1, 5, 17, 19, 85, 95, 323, 613, 1615, 3065, 10421, 11647, 52105, 58235, 197999, 989995 | 1, 990001 |
| Number of properties | 0 | 3 |
| Additive primes | 29855th | |
| Primes | 77778th | |
| Twin primes (2nd member) | 8102nd | |
| Roman numberals | ||
| Base 2 | 111100011011001010112 | 111100011011001100012 |
| Base 3 | 12120220001113 | 12120220002013 |
| Base 4 | 33012302234 | 33012303014 |
| Base 5 | 2231344405 | 2231400015 |
| Base 6 | 331151516 | 331152016 |
| Base 7 | 112621667 | 112622057 |
| Base 8 | 36154538 | 36154618 |
| Base 9 | 17680149 | 17680219 |
| Base 10 | 98999510 | 99000110 |
| Base 11 | 61688611 | 61689111 |
| Base 12 | 3b8ab712 | 3b8b0112 |
| Base 13 | 2887c613 | 2887cc13 |
| Base 14 | 1baadd14 | 1bab0514 |
| Base 15 | 1484ea15 | 14850115 |
| Base 16 | f1b2b16 | f1b3116 |