Compare 21231 vs 21237
| Property | 21231 | 21237 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 32 × 71 × 3371 | 31 × 70791 |
| Prime factorization | 3 × 3 × 7 × 337 | 3 × 7079 |
| Divisors count | 12 | 4 |
| Divisors | 1, 3, 7, 9, 21, 63, 337, 1011, 2359, 3033, 7077, 21231 | 1, 3, 7079, 21237 |
| Number of properties | 0 | 1 |
| Semiprimes | 5380th | |
| Roman numberals | ||
| Base 2 | 1010010111011112 | 1010010111101012 |
| Base 3 | 10020101003 | 10020101203 |
| Base 4 | 110232334 | 110233114 |
| Base 5 | 11344115 | 11344225 |
| Base 6 | 2421436 | 2421536 |
| Base 7 | 1156207 | 1156267 |
| Base 8 | 513578 | 513658 |
| Base 9 | 321109 | 321169 |
| Base 10 | 2123110 | 2123710 |
| Base 11 | 14a5111 | 14a5711 |
| Base 12 | 1035312 | 1035912 |
| Base 13 | 988213 | 988813 |
| Base 14 | 7a4714 | 7a4d14 |
| Base 15 | 645615 | 645c15 |
| Base 16 | 52ef16 | 52f516 |