Compare 989998 vs 990001
| Property | 989998 | 990001 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 2771 × 17871 | 9900011 |
| Prime factorization | 2 × 277 × 1787 | 990001 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 277, 554, 1787, 3574, 494999, 989998 | 1, 990001 |
| Number of properties | 0 | 3 |
| Additive primes | 29855th | |
| Primes | 77778th | |
| Twin primes (2nd member) | 8102nd | |
| Roman numberals | ||
| Base 2 | 111100011011001011102 | 111100011011001100012 |
| Base 3 | 12120220001213 | 12120220002013 |
| Base 4 | 33012302324 | 33012303014 |
| Base 5 | 2231344435 | 2231400015 |
| Base 6 | 331151546 | 331152016 |
| Base 7 | 112622027 | 112622057 |
| Base 8 | 36154568 | 36154618 |
| Base 9 | 17680179 | 17680219 |
| Base 10 | 98999810 | 99000110 |
| Base 11 | 61688911 | 61689111 |
| Base 12 | 3b8aba12 | 3b8b0112 |
| Base 13 | 2887c913 | 2887cc13 |
| Base 14 | 1bab0214 | 1bab0514 |
| Base 15 | 1484ed15 | 14850115 |
| Base 16 | f1b2e16 | f1b3116 |