Compare 12386 vs 12391
| Property | 12386 | 12391 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 111 × 5631 | 123911 |
| Prime factorization | 2 × 11 × 563 | 12391 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 11, 22, 563, 1126, 6193, 12386 | 1, 12391 |
| Number of properties | 0 | 4 |
| Centered heptagonal primes | 18th | |
| Isolated primes | 996th | |
| Lucky primes | 252nd | |
| Primes | 1479th | |
| Roman numberals | ||
| Base 2 | 110000011000102 | 110000011001112 |
| Base 3 | 1212222023 | 1212222213 |
| Base 4 | 30012024 | 30012134 |
| Base 5 | 3440215 | 3440315 |
| Base 6 | 1332026 | 1332116 |
| Base 7 | 510537 | 510617 |
| Base 8 | 301428 | 301478 |
| Base 9 | 178829 | 178879 |
| Base 10 | 1238610 | 1239110 |
| Base 11 | 934011 | 934511 |
| Base 12 | 720212 | 720712 |
| Base 13 | 583a13 | 584213 |
| Base 14 | 472a14 | 473114 |
| Base 15 | 3a0b15 | 3a1115 |
| Base 16 | 306216 | 306716 |