Compare 401984 vs 401987
| Property | 401984 | 401987 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 8 | 1 |
| Prime factorization | 26 × 111 × 5711 | 4019871 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 11 × 571 | 401987 |
| Divisors count | 28 | 2 |
| Divisors | 1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 571, 704, 1142, 2284, 4568, 6281, 9136, 12562, 18272, 25124, 36544, 50248, 100496, 200992, 401984 | 1, 401987 |
| Number of properties | 0 | 7 |
| Additive primes | 13435th | |
| Chen primes | 13715th | |
| Isolated primes | 26371st | |
| Primes | 34000th | |
| Sexy primes (1st member) | 7673rd | |
| Sexy primes (2nd member) | 7672nd | |
| Sexy prime triplets (2nd member) | 1466th | |
| Roman numberals | ||
| Base 2 | 11000100010010000002 | 11000100010010000112 |
| Base 3 | 2021021020223 | 2021021021023 |
| Base 4 | 12020210004 | 12020210034 |
| Base 5 | 1003304145 | 1003304225 |
| Base 6 | 123410126 | 123410156 |
| Base 7 | 32626527 | 32626557 |
| Base 8 | 14211008 | 14211038 |
| Base 9 | 6723689 | 6723729 |
| Base 10 | 40198410 | 40198710 |
| Base 11 | 25502011 | 25502311 |
| Base 12 | 17476812 | 17476b12 |
| Base 13 | 110c7b13 | 110c8113 |
| Base 14 | a66d214 | a66d514 |
| Base 15 | 7e18e15 | 7e19215 |
| Base 16 | 6224016 | 6224316 |