Compare 311974 vs 311981
| Property | 311974 | 311981 | 
|---|---|---|
| Type | composite number | prime | 
| Unique factors | 3 | 1 | 
| Total factors | 5 | 1 | 
| Prime factorization | 21 × 133 × 711 | 3119811 | 
| Prime factorization | 2 × 13 × 13 × 13 × 71 | 311981 | 
| Divisors count | 16 | 2 | 
| Divisors | 1, 2, 13, 26, 71, 142, 169, 338, 923, 1846, 2197, 4394, 11999, 23998, 155987, 311974 | 1, 311981 | 
| Number of properties | 0 | 4 | 
| Additive primes | 10723rd | |
| Isolated primes | 20757th | |
| Primes | 26948th | |
| Sophie germain primes | 2946th | |
| Roman numberals | ||
| Base 2 | 10011000010101001102 | 10011000010101011012 | 
| Base 3 | 1202112211213 | 1202112212123 | 
| Base 4 | 10300222124 | 10300222314 | 
| Base 5 | 344403445 | 344404115 | 
| Base 6 | 104041546 | 104042056 | 
| Base 7 | 24363557 | 24363657 | 
| Base 8 | 11412468 | 11412558 | 
| Base 9 | 5248479 | 5248559 | 
| Base 10 | 31197410 | 31198110 | 
| Base 11 | 1a343311 | 1a343a11 | 
| Base 12 | 13065a12 | 13066512 | 
| Base 13 | ac00013 | ac00713 | 
| Base 14 | 8199c14 | 819a514 | 
| Base 15 | 6268415 | 6268b15 | 
| Base 16 | 4c2a616 | 4c2ad16 |