Compare 138989 vs 138991
| Property | 138989 | 138991 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 231 × 60431 | 1311 × 10611 |
| Prime factorization | 23 × 6043 | 131 × 1061 |
| Divisors count | 4 | 4 |
| Divisors | 1, 23, 6043, 138989 | 1, 131, 1061, 138991 |
| Number of properties | 1 | 1 |
| Semiprimes | 31970th | 31971st |
| Roman numberals | ||
| Base 2 | 1000011110111011012 | 1000011110111011112 |
| Base 3 | 210011222023 | 210011222113 |
| Base 4 | 2013232314 | 2013232334 |
| Base 5 | 134214245 | 134214315 |
| Base 6 | 25512456 | 25512516 |
| Base 7 | 11161347 | 11161367 |
| Base 8 | 4173558 | 4173578 |
| Base 9 | 2315829 | 2315849 |
| Base 10 | 13898910 | 13899110 |
| Base 11 | 9547411 | 9547611 |
| Base 12 | 6852512 | 6852712 |
| Base 13 | 4b35613 | 4b35813 |
| Base 14 | 3891b14 | 3891d14 |
| Base 15 | 2b2ae15 | 2b2b115 |
| Base 16 | 21eed16 | 21eef16 |