Compare 661972 vs 661979
| Property | 661972 | 661979 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 611 × 27131 | 191 × 348411 |
| Prime factorization | 2 × 2 × 61 × 2713 | 19 × 34841 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 61, 122, 244, 2713, 5426, 10852, 165493, 330986, 661972 | 1, 19, 34841, 661979 |
| Number of properties | 0 | 1 |
| Semiprimes | 141647th | |
| Roman numberals | ||
| Base 2 | 101000011001110101002 | 101000011001110110112 |
| Base 3 | 10201220011113 | 10201220012023 |
| Base 4 | 22012131104 | 22012131234 |
| Base 5 | 1321403425 | 1321404045 |
| Base 6 | 221044046 | 221044156 |
| Base 7 | 54246437 | 54246537 |
| Base 8 | 24147248 | 24147338 |
| Base 9 | 12180449 | 12180529 |
| Base 10 | 66197210 | 66197910 |
| Base 11 | 41239311 | 41239a11 |
| Base 12 | 27b10412 | 27b10b12 |
| Base 13 | 1a23cc13 | 1a240613 |
| Base 14 | 13335a14 | 13336314 |
| Base 15 | d121715 | d121e15 |
| Base 16 | a19d416 | a19db16 |