Compare 87978 vs 87990
| Property | 87978 | 87990 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 5 | 5 |
| Total factors | 5 | 5 |
| Prime factorization | 21 × 31 × 111 × 311 × 431 | 21 × 31 × 51 × 71 × 4191 |
| Prime factorization | 2 × 3 × 11 × 31 × 43 | 2 × 3 × 5 × 7 × 419 |
| Divisors count | 32 | 32 |
| Divisors | 1, 2, 3, 6, 11, 22, 31, 33, 43, 62, 66, 86, 93, 129, 186, 258, 341, 473, 682, 946, 1023, 1333, 1419, 2046, 2666, 2838, 3999, 7998, 14663, 29326, 43989, 87978 | 1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 419, 838, 1257, 2095, 2514, 2933, 4190, 5866, 6285, 8799, 12570, 14665, 17598, 29330, 43995, 87990 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 101010111101010102 | 101010111101101102 |
| Base 3 | 111102001103 | 111102002203 |
| Base 4 | 1111322224 | 1111323124 |
| Base 5 | 103034035 | 103034305 |
| Base 6 | 15151506 | 15152106 |
| Base 7 | 5143327 | 5143507 |
| Base 8 | 2536528 | 2536668 |
| Base 9 | 1436139 | 1436269 |
| Base 10 | 8797810 | 8799010 |
| Base 11 | 6011011 | 6012111 |
| Base 12 | 42ab612 | 42b0612 |
| Base 13 | 3107713 | 3108613 |
| Base 14 | 240c214 | 240d014 |
| Base 15 | 1b10315 | 1b11015 |
| Base 16 | 157aa16 | 157b616 |