Compare 138 vs 147
| Property | 138 | 147 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 2 |
| Total factors | 3 | 3 |
| Prime factorization | 21 × 31 × 231 | 31 × 72 |
| Prime factorization | 2 × 3 × 23 | 3 × 7 × 7 |
| Divisors count | 8 | 6 |
| Divisors | 1, 2, 3, 6, 23, 46, 69, 138 | 1, 3, 7, 21, 49, 147 |
| Number of properties | 0 | 0 |
| Roman numberals | CXXXVIII | CXLVII |
| Base 2 | 100010102 | 100100112 |
| Base 3 | 120103 | 121103 |
| Base 4 | 20224 | 21034 |
| Base 5 | 10235 | 10425 |
| Base 6 | 3506 | 4036 |
| Base 7 | 2557 | 3007 |
| Base 8 | 2128 | 2238 |
| Base 9 | 1639 | 1739 |
| Base 10 | 13810 | 14710 |
| Base 11 | 11611 | 12411 |
| Base 12 | b612 | 10312 |
| Base 13 | a813 | b413 |
| Base 14 | 9c14 | a714 |
| Base 15 | 9315 | 9c15 |
| Base 16 | 8a16 | 9316 |