Compare 21127 vs 21138
| Property | 21127 | 21138 | 
|---|---|---|
| Type | semiprime | composite number | 
| Unique factors | 2 | 4 | 
| Total factors | 2 | 4 | 
| Prime factorization | 371 × 5711 | 21 × 31 × 131 × 2711 | 
| Prime factorization | 37 × 571 | 2 × 3 × 13 × 271 | 
| Divisors count | 4 | 16 | 
| Divisors | 1, 37, 571, 21127 | 1, 2, 3, 6, 13, 26, 39, 78, 271, 542, 813, 1626, 3523, 7046, 10569, 21138 | 
| Number of properties | 1 | 0 | 
| Semiprimes | 5356th | |
| Roman numberals | ||
| Base 2 | 1010010100001112 | 1010010100100102 | 
| Base 3 | 10012221113 | 10012222203 | 
| Base 4 | 110220134 | 110221024 | 
| Base 5 | 11340025 | 11340235 | 
| Base 6 | 2414516 | 2415106 | 
| Base 7 | 1154117 | 1154257 | 
| Base 8 | 512078 | 512228 | 
| Base 9 | 318749 | 318869 | 
| Base 10 | 2112710 | 2113810 | 
| Base 11 | 1496711 | 1497711 | 
| Base 12 | 1028712 | 1029612 | 
| Base 13 | 980213 | 981013 | 
| Base 14 | 79b114 | 79bc14 | 
| Base 15 | 63d715 | 63e315 | 
| Base 16 | 528716 | 529216 |