Compare 991427 vs 991437
| Property | 991427 | 991437 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 9914271 | 31 × 971 × 34071 |
| Prime factorization | 991427 | 3 × 97 × 3407 |
| Divisors count | 2 | 8 |
| Divisors | 1, 991427 | 1, 3, 97, 291, 3407, 10221, 330479, 991437 |
| Number of properties | 4 | 0 |
| Chen primes | 29733rd | |
| Primes | 77879th | |
| Safe primes | 4295th | |
| Twin primes (1st member) | 8110th | |
| Roman numberals | ||
| Base 2 | 111100100000110000112 | 111100100000110011012 |
| Base 3 | 12121002221123 | 12121002222203 |
| Base 4 | 33020030034 | 33020030314 |
| Base 5 | 2232112025 | 2232112225 |
| Base 6 | 331255356 | 331255536 |
| Base 7 | 112663137 | 112663267 |
| Base 8 | 36203038 | 36203158 |
| Base 9 | 17708759 | 17708869 |
| Base 10 | 99142710 | 99143710 |
| Base 11 | 61796811 | 61797711 |
| Base 12 | 3b98ab12 | 3b98b912 |
| Base 13 | 28935813 | 28936513 |
| Base 14 | 1bb44314 | 1bb44d14 |
| Base 15 | 148b5215 | 148b5c15 |
| Base 16 | f20c316 | f20cd16 |