Compare 397977 vs 397981
| Property | 397977 | 397981 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 531 × 25031 | 3979811 |
| Prime factorization | 3 × 53 × 2503 | 397981 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 53, 159, 2503, 7509, 132659, 397977 | 1, 397981 |
| Number of properties | 0 | 5 |
| Additive primes | 13316th | |
| Chen primes | 13602nd | |
| Isolated primes | 26122nd | |
| Lucky primes | 4049th | |
| Primes | 33697th | |
| Roman numberals | ||
| Base 2 | 11000010010100110012 | 11000010010100111012 |
| Base 3 | 2020122202203 | 2020122210013 |
| Base 4 | 12010221214 | 12010221314 |
| Base 5 | 1002134025 | 1002134115 |
| Base 6 | 123102536 | 123103016 |
| Base 7 | 32451667 | 32452037 |
| Base 8 | 14112318 | 14112358 |
| Base 9 | 6658269 | 6658319 |
| Base 10 | 39797710 | 39798110 |
| Base 11 | 25200811 | 25201111 |
| Base 12 | 17238912 | 17239112 |
| Base 13 | 10c1b813 | 10c1bc13 |
| Base 14 | a506d14 | a507314 |
| Base 15 | 7cdbc15 | 7cdc115 |
| Base 16 | 6129916 | 6129d16 |