Compare 196987 vs 196991
| Property | 196987 | 196991 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 1071 × 2631 | 1969911 |
| Prime factorization | 7 × 107 × 263 | 196991 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 107, 263, 749, 1841, 28141, 196987 | 1, 196991 |
| Number of properties | 0 | 4 |
| Chen primes | 7426th | |
| Good primes | 1010th | |
| Primes | 17733rd | |
| Twin primes (1st member) | 2131st | |
| Roman numberals | ||
| Base 2 | 1100000001011110112 | 1100000001011111112 |
| Base 3 | 1010000122113 | 1010000122223 |
| Base 4 | 3000113234 | 3000113334 |
| Base 5 | 223004225 | 223004315 |
| Base 6 | 41155516 | 41155556 |
| Base 7 | 14502107 | 14502147 |
| Base 8 | 6005738 | 6005778 |
| Base 9 | 3301849 | 3301889 |
| Base 10 | 19698710 | 19699110 |
| Base 11 | 124aaa11 | 12500311 |
| Base 12 | 95bb712 | 95bbb12 |
| Base 13 | 6b87b13 | 6b88213 |
| Base 14 | 51b0714 | 51b0b14 |
| Base 15 | 3d57715 | 3d57b15 |
| Base 16 | 3017b16 | 3017f16 |