Compare 9870 vs 9871
| Property | 9870 | 9871 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 5 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 21 × 31 × 51 × 71 × 471 | 98711 |
| Prime factorization | 2 × 3 × 5 × 7 × 47 | 9871 |
| Divisors count | 32 | 2 |
| Divisors | 1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 94, 105, 141, 210, 235, 282, 329, 470, 658, 705, 987, 1410, 1645, 1974, 3290, 4935, 9870 | 1, 9871 |
| Number of properties | 0 | 4 |
| Emirps | 235th | |
| Harmonic primes | 442nd | |
| Isolated primes | 811th | |
| Primes | 1218th | |
| Roman numberals | ||
| Base 2 | 100110100011102 | 100110100011112 |
| Base 3 | 1111121203 | 1111121213 |
| Base 4 | 21220324 | 21220334 |
| Base 5 | 3034405 | 3034415 |
| Base 6 | 1134106 | 1134116 |
| Base 7 | 405307 | 405317 |
| Base 8 | 232168 | 232178 |
| Base 9 | 144769 | 144779 |
| Base 10 | 987010 | 987110 |
| Base 11 | 746311 | 746411 |
| Base 12 | 586612 | 586712 |
| Base 13 | 465313 | 465413 |
| Base 14 | 385014 | 385114 |
| Base 15 | 2dd015 | 2dd115 |
| Base 16 | 268e16 | 268f16 |