Compare 151230 vs 151231
| Property | 151230 | 151231 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 21 × 31 × 51 × 712 | 431 × 35171 |
| Prime factorization | 2 × 3 × 5 × 71 × 71 | 43 × 3517 |
| Divisors count | 24 | 4 |
| Divisors | 1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 5041, 10082, 15123, 25205, 30246, 50410, 75615, 151230 | 1, 43, 3517, 151231 |
| Number of properties | 0 | 1 |
| Semiprimes | 34655th | |
| Roman numberals | ||
| Base 2 | 1001001110101111102 | 1001001110101111112 |
| Base 3 | 212001100103 | 212001100113 |
| Base 4 | 2103223324 | 2103223334 |
| Base 5 | 143144105 | 143144115 |
| Base 6 | 31240506 | 31240516 |
| Base 7 | 11666227 | 11666237 |
| Base 8 | 4472768 | 4472778 |
| Base 9 | 2504039 | 2504049 |
| Base 10 | 15123010 | 15123110 |
| Base 11 | a369211 | a369311 |
| Base 12 | 7362612 | 7362712 |
| Base 13 | 53ab113 | 53ab213 |
| Base 14 | 3d18214 | 3d18314 |
| Base 15 | 2ec2015 | 2ec2115 |
| Base 16 | 24ebe16 | 24ebf16 |