Compare 138879 vs 138887
| Property | 138879 | 138887 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 32 × 131 × 11871 | 71 × 198411 |
| Prime factorization | 3 × 3 × 13 × 1187 | 7 × 19841 |
| Divisors count | 12 | 4 |
| Divisors | 1, 3, 9, 13, 39, 117, 1187, 3561, 10683, 15431, 46293, 138879 | 1, 7, 19841, 138887 |
| Number of properties | 0 | 1 |
| Semiprimes | 31943rd | |
| Roman numberals | ||
| Base 2 | 1000011110011111112 | 1000011110100001112 |
| Base 3 | 210011112003 | 210011112223 |
| Base 4 | 2013213334 | 2013220134 |
| Base 5 | 134210045 | 134210225 |
| Base 6 | 25505436 | 25505556 |
| Base 7 | 11156167 | 11156307 |
| Base 8 | 4171778 | 4172078 |
| Base 9 | 2314509 | 2314589 |
| Base 10 | 13887910 | 13888710 |
| Base 11 | 9538411 | 9539111 |
| Base 12 | 6845312 | 6845b12 |
| Base 13 | 4b2a013 | 4b2a813 |
| Base 14 | 3887d14 | 3888714 |
| Base 15 | 2b23915 | 2b24215 |
| Base 16 | 21e7f16 | 21e8716 |