Compare 128654 vs 128659
| Property | 128654 | 128659 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 643271 | 1286591 |
| Prime factorization | 2 × 64327 | 128659 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 64327, 128654 | 1, 128659 |
| Number of properties | 1 | 5 |
| Additive primes | 4962nd | |
| Cousin primes (1st member) | 1497th | |
| Primes | 12045th | |
| Prime triplets (2nd member) | 610th | |
| Semiprimes | 29740th | |
| Twin primes (2nd member) | 1502nd | |
| Roman numberals | ||
| Base 2 | 111110110100011102 | 111110110100100112 |
| Base 3 | 201121102223 | 201121110113 |
| Base 4 | 1331220324 | 1331221034 |
| Base 5 | 131041045 | 131041145 |
| Base 6 | 24313426 | 24313516 |
| Base 7 | 10440417 | 10440467 |
| Base 8 | 3732168 | 3732238 |
| Base 9 | 2154289 | 2154349 |
| Base 10 | 12865410 | 12865910 |
| Base 11 | 8872911 | 8873311 |
| Base 12 | 6255212 | 6255712 |
| Base 13 | 4673613 | 4673b13 |
| Base 14 | 34c5814 | 34c5d14 |
| Base 15 | 281be15 | 281c415 |
| Base 16 | 1f68e16 | 1f69316 |