Compare 138991 vs 139007
| Property | 138991 | 139007 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 1311 × 10611 | 111 × 126371 |
| Prime factorization | 131 × 1061 | 11 × 12637 |
| Divisors count | 4 | 4 |
| Divisors | 1, 131, 1061, 138991 | 1, 11, 12637, 139007 |
| Number of properties | 1 | 1 |
| Semiprimes | 31971st | 31978th |
| Roman numberals | ||
| Base 2 | 1000011110111011112 | 1000011110111111112 |
| Base 3 | 210011222113 | 210012001023 |
| Base 4 | 2013232334 | 2013233334 |
| Base 5 | 134214315 | 134220125 |
| Base 6 | 25512516 | 25513156 |
| Base 7 | 11161367 | 11161617 |
| Base 8 | 4173578 | 4173778 |
| Base 9 | 2315849 | 2316129 |
| Base 10 | 13899110 | 13900710 |
| Base 11 | 9547611 | 9549011 |
| Base 12 | 6852712 | 6853b12 |
| Base 13 | 4b35813 | 4b36b13 |
| Base 14 | 3891d14 | 3893114 |
| Base 15 | 2b2b115 | 2b2c215 |
| Base 16 | 21eef16 | 21eff16 |