Compare 155981 vs 155988
| Property | 155981 | 155988 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 6 |
| Prime factorization | 71 × 222831 | 22 × 32 × 71 × 6191 |
| Prime factorization | 7 × 22283 | 2 × 2 × 3 × 3 × 7 × 619 |
| Divisors count | 4 | 36 |
| Divisors | 1, 7, 22283, 155981 | 1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 619, 1238, 1857, 2476, 3714, 4333, 5571, 7428, 8666, 11142, 12999, 17332, 22284, 25998, 38997, 51996, 77994, 155988 |
| Number of properties | 1 | 0 |
| Semiprimes | 35685th | |
| Roman numberals | ||
| Base 2 | 1001100001010011012 | 1001100001010101002 |
| Base 3 | 212202220023 | 212202221003 |
| Base 4 | 2120110314 | 2120111104 |
| Base 5 | 144424115 | 144424235 |
| Base 6 | 32020456 | 32021006 |
| Base 7 | 12165207 | 12165307 |
| Base 8 | 4605158 | 4605248 |
| Base 9 | 2568629 | 2568709 |
| Base 10 | 15598110 | 15598810 |
| Base 11 | a721111 | a721811 |
| Base 12 | 7632512 | 7633012 |
| Base 13 | 55cc713 | 5600113 |
| Base 14 | 40bb714 | 40bc014 |
| Base 15 | 3133b15 | 3134315 |
| Base 16 | 2614d16 | 2615416 |