Compare 153949 vs 153957
| Property | 153949 | 153957 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 4 |
| Prime factorization | 1539491 | 31 × 191 × 371 × 731 |
| Prime factorization | 153949 | 3 × 19 × 37 × 73 |
| Divisors count | 2 | 16 |
| Divisors | 1, 153949 | 1, 3, 19, 37, 57, 73, 111, 219, 703, 1387, 2109, 2701, 4161, 8103, 51319, 153957 |
| 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 | 1001011001011001012 |
| Base 3 | 212110112113 | 212110120103 |
| Base 4 | 2112111314 | 2112112114 |
| Base 5 | 144112445 | 144113125 |
| Base 6 | 31444216 | 31444336 |
| Base 7 | 12105557 | 12105667 |
| Base 8 | 4545358 | 4545458 |
| Base 9 | 2541549 | 2541639 |
| Base 10 | 15394910 | 15395710 |
| Base 11 | a573411 | a574111 |
| Base 12 | 7511112 | 7511912 |
| Base 13 | 550c313 | 550cb13 |
| Base 14 | 4016514 | 4016d14 |
| Base 15 | 3093415 | 3093c15 |
| Base 16 | 2595d16 | 2596516 |