Compare 381984 vs 381991
| Property | 381984 | 381991 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 8 | 1 |
| Prime factorization | 25 × 31 × 231 × 1731 | 3819911 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 3 × 23 × 173 | 381991 |
| Divisors count | 48 | 2 |
| Divisors | 1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 173, 184, 276, 346, 368, 519, 552, 692, 736, 1038, 1104, 1384, 2076, 2208, 2768, 3979, 4152, 5536, 7958, 8304, 11937, 15916, 16608, 23874, 31832, 47748, 63664, 95496, 127328, 190992, 381984 | 1, 381991 |
| Number of properties | 0 | 4 |
| Additive primes | 12865th | |
| Chen primes | 13142nd | |
| Primes | 32448th | |
| Twin primes (2nd member) | 3662nd | |
| Roman numberals | ||
| Base 2 | 10111010100001000002 | 10111010100001001112 |
| Base 3 | 2011012221203 | 2011012222113 |
| Base 4 | 11311002004 | 11311002134 |
| Base 5 | 442104145 | 442104315 |
| Base 6 | 121042406 | 121042516 |
| Base 7 | 31504417 | 31504517 |
| Base 8 | 13520408 | 13520478 |
| Base 9 | 6418769 | 6418849 |
| Base 10 | 38198410 | 38199110 |
| Base 11 | 240a9911 | 240aa511 |
| Base 12 | 16508012 | 16508712 |
| Base 13 | 104b3513 | 104b3c13 |
| Base 14 | 9d2c814 | 9d2d114 |
| Base 15 | 782a915 | 782b115 |
| Base 16 | 5d42016 | 5d42716 |