Compare 199809 vs 199812
| Property | 199809 | 199812 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 4 | 4 |
| Prime factorization | 32 × 1492 | 22 × 31 × 166511 |
| Prime factorization | 3 × 3 × 149 × 149 | 2 × 2 × 3 × 16651 |
| Divisors count | 9 | 12 |
| Divisors | 1, 3, 9, 149, 447, 1341, 22201, 66603, 199809 | 1, 2, 3, 4, 6, 12, 16651, 33302, 49953, 66604, 99906, 199812 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1100001100100000012 | 1100001100100001002 |
| Base 3 | 1010110021003 | 1010110021103 |
| Base 4 | 3003020014 | 3003020104 |
| Base 5 | 223432145 | 223432225 |
| Base 6 | 41410136 | 41410206 |
| Base 7 | 14613517 | 14613547 |
| Base 8 | 6062018 | 6062048 |
| Base 9 | 3340709 | 3340739 |
| Base 10 | 19980910 | 19981210 |
| Base 11 | 12713511 | 12713811 |
| Base 12 | 9776912 | 9777012 |
| Base 13 | 6cc3c13 | 6cc4213 |
| Base 14 | 52b6114 | 52b6414 |
| Base 15 | 3e30915 | 3e30c15 |
| Base 16 | 30c8116 | 30c8416 |