Compare 153949 vs 153951
| Property | 153949 | 153951 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 1539491 | 31 × 71 × 73311 |
| Prime factorization | 153949 | 3 × 7 × 7331 |
| Divisors count | 2 | 8 |
| Divisors | 1, 153949 | 1, 3, 7, 21, 7331, 21993, 51317, 153951 |
| Number of properties | 6 | 0 |
| Additive primes | 5839th | |
| Cousin primes (1st member) | 1724th | |
| Primes | 14185th | |
| Prime triplets (2nd member) | 691st | |
| Pythagorean primes | 7078th | |
| Twin primes (2nd member) | 1744th | |
| Roman numberals | ||
| Base 2 | 1001011001010111012 | 1001011001010111112 |
| Base 3 | 212110112113 | 212110112203 |
| Base 4 | 2112111314 | 2112111334 |
| Base 5 | 144112445 | 144113015 |
| Base 6 | 31444216 | 31444236 |
| Base 7 | 12105557 | 12105607 |
| Base 8 | 4545358 | 4545378 |
| Base 9 | 2541549 | 2541569 |
| Base 10 | 15394910 | 15395110 |
| Base 11 | a573411 | a573611 |
| Base 12 | 7511112 | 7511312 |
| Base 13 | 550c313 | 550c513 |
| Base 14 | 4016514 | 4016714 |
| Base 15 | 3093415 | 3093615 |
| Base 16 | 2595d16 | 2595f16 |