Compare 20986 vs 20989
| Property | 20986 | 20989 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 71 × 14991 | 1391 × 1511 |
| Prime factorization | 2 × 7 × 1499 | 139 × 151 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 7, 14, 1499, 2998, 10493, 20986 | 1, 139, 151, 20989 |
| Number of properties | 0 | 1 |
| Semiprimes | 5324th | |
| Roman numberals | ||
| Base 2 | 1010001111110102 | 1010001111111012 |
| Base 3 | 10012100213 | 10012101013 |
| Base 4 | 110133224 | 110133314 |
| Base 5 | 11324215 | 11324245 |
| Base 6 | 2410546 | 2411016 |
| Base 7 | 1151207 | 1151237 |
| Base 8 | 507728 | 507758 |
| Base 9 | 317079 | 317119 |
| Base 10 | 2098610 | 2098910 |
| Base 11 | 1484911 | 1485111 |
| Base 12 | 1018a12 | 1019112 |
| Base 13 | 972413 | 972713 |
| Base 14 | 791014 | 791314 |
| Base 15 | 634115 | 634415 |
| Base 16 | 51fa16 | 51fd16 |