Compare 31986 vs 31990
| Property | 31986 | 31990 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 4 |
| Total factors | 4 | 4 |
| Prime factorization | 21 × 32 × 17771 | 21 × 51 × 71 × 4571 |
| Prime factorization | 2 × 3 × 3 × 1777 | 2 × 5 × 7 × 457 |
| Divisors count | 12 | 16 |
| Divisors | 1, 2, 3, 6, 9, 18, 1777, 3554, 5331, 10662, 15993, 31986 | 1, 2, 5, 7, 10, 14, 35, 70, 457, 914, 2285, 3199, 4570, 6398, 15995, 31990 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1111100111100102 | 1111100111101102 |
| Base 3 | 11212122003 | 11212122113 |
| Base 4 | 133033024 | 133033124 |
| Base 5 | 20104215 | 20104305 |
| Base 6 | 4040306 | 4040346 |
| Base 7 | 1621537 | 1621607 |
| Base 8 | 763628 | 763668 |
| Base 9 | 477809 | 477849 |
| Base 10 | 3198610 | 3199010 |
| Base 11 | 2203911 | 2204211 |
| Base 12 | 1661612 | 1661a12 |
| Base 13 | 1173613 | 1173a13 |
| Base 14 | b92a14 | b93014 |
| Base 15 | 972615 | 972a15 |
| Base 16 | 7cf216 | 7cf616 |