Compare 138991 vs 139015
| Property | 138991 | 139015 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 1311 × 10611 | 51 × 278031 |
| Prime factorization | 131 × 1061 | 5 × 27803 |
| Divisors count | 4 | 4 |
| Divisors | 1, 131, 1061, 138991 | 1, 5, 27803, 139015 |
| Number of properties | 1 | 1 |
| Semiprimes | 31971st | 31980th |
| Roman numberals | ||
| Base 2 | 1000011110111011112 | 1000011111000001112 |
| Base 3 | 210011222113 | 210012002013 |
| Base 4 | 2013232334 | 2013300134 |
| Base 5 | 134214315 | 134220305 |
| Base 6 | 25512516 | 25513316 |
| Base 7 | 11161367 | 11162027 |
| Base 8 | 4173578 | 4174078 |
| Base 9 | 2315849 | 2316219 |
| Base 10 | 13899110 | 13901510 |
| Base 11 | 9547611 | 9549811 |
| Base 12 | 6852712 | 6854712 |
| Base 13 | 4b35813 | 4b37613 |
| Base 14 | 3891d14 | 3893914 |
| Base 15 | 2b2b115 | 2b2ca15 |
| Base 16 | 21eef16 | 21f0716 |