Compare 989992 vs 990001
| Property | 989992 | 990001 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 23 × 671 × 18471 | 9900011 |
| Prime factorization | 2 × 2 × 2 × 67 × 1847 | 990001 |
| Divisors count | 16 | 2 |
| Divisors | 1, 2, 4, 8, 67, 134, 268, 536, 1847, 3694, 7388, 14776, 123749, 247498, 494996, 989992 | 1, 990001 |
| Number of properties | 0 | 3 |
| Additive primes | 29855th | |
| Primes | 77778th | |
| Twin primes (2nd member) | 8102nd | |
| Roman numberals | ||
| Base 2 | 111100011011001010002 | 111100011011001100012 |
| Base 3 | 12120220001013 | 12120220002013 |
| Base 4 | 33012302204 | 33012303014 |
| Base 5 | 2231344325 | 2231400015 |
| Base 6 | 331151446 | 331152016 |
| Base 7 | 112621637 | 112622057 |
| Base 8 | 36154508 | 36154618 |
| Base 9 | 17680119 | 17680219 |
| Base 10 | 98999210 | 99000110 |
| Base 11 | 61688311 | 61689111 |
| Base 12 | 3b8ab412 | 3b8b0112 |
| Base 13 | 2887c313 | 2887cc13 |
| Base 14 | 1baada14 | 1bab0514 |
| Base 15 | 1484e715 | 14850115 |
| Base 16 | f1b2816 | f1b3116 |