Compare 21971 vs 21993
| Property | 21971 | 21993 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 1271 × 1731 | 31 × 73311 |
| Prime factorization | 127 × 173 | 3 × 7331 |
| Divisors count | 4 | 4 |
| Divisors | 1, 127, 173, 21971 | 1, 3, 7331, 21993 |
| Number of properties | 1 | 1 |
| Semiprimes | 5547th | 5553rd |
| Roman numberals | ||
| Base 2 | 1010101110100112 | 1010101111010012 |
| Base 3 | 10100102023 | 10100111203 |
| Base 4 | 111131034 | 111132214 |
| Base 5 | 12003415 | 12004335 |
| Base 6 | 2454156 | 2454536 |
| Base 7 | 1210257 | 1210567 |
| Base 8 | 527238 | 527518 |
| Base 9 | 331229 | 331469 |
| Base 10 | 2197110 | 2199310 |
| Base 11 | 1556411 | 1558411 |
| Base 12 | 1086b12 | 1088912 |
| Base 13 | a00113 | a01a13 |
| Base 14 | 801514 | 802d14 |
| Base 15 | 679b15 | 67b315 |
| Base 16 | 55d316 | 55e916 |