Compare 201991 vs 202042
| Property | 201991 | 202042 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 731 × 27671 | 21 × 1010211 |
| Prime factorization | 73 × 2767 | 2 × 101021 |
| Divisors count | 4 | 4 |
| Divisors | 1, 73, 2767, 201991 | 1, 2, 101021, 202042 |
| Number of properties | 1 | 1 |
| Semiprimes | 45656th | 45668th |
| Roman numberals | ||
| Base 2 | 1100010101000001112 | 1100010101001110102 |
| Base 3 | 1010210020113 | 1010210110013 |
| Base 4 | 3011100134 | 3011103224 |
| Base 5 | 224304315 | 224311325 |
| Base 6 | 41550516 | 41552146 |
| Base 7 | 15006167 | 15010217 |
| Base 8 | 6124078 | 6124728 |
| Base 9 | 3370649 | 3371319 |
| Base 10 | 20199110 | 20204210 |
| Base 11 | 12883911 | 12888511 |
| Base 12 | 98a8712 | 98b0a12 |
| Base 13 | 70c2a13 | 70c6913 |
| Base 14 | 5387d14 | 538b814 |
| Base 15 | 3ecb115 | 3ece715 |
| Base 16 | 3150716 | 3153a16 |