Compare 202109 vs 202118
| Property | 202109 | 202118 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 2021091 | 21 × 71 × 144371 |
| Prime factorization | 202109 | 2 × 7 × 14437 |
| Divisors count | 2 | 8 |
| Divisors | 1, 202109 | 1, 2, 7, 14, 14437, 28874, 101059, 202118 |
| Number of properties | 4 | 0 |
| Isolated primes | 13811th | |
| Long primes | 6805th | |
| Primes | 18158th | |
| Pythagorean primes | 9065th | |
| Roman numberals | ||
| Base 2 | 1100010101011111012 | 1100010101100001102 |
| Base 3 | 1010210201123 | 1010210202123 |
| Base 4 | 3011113314 | 3011120124 |
| Base 5 | 224314145 | 224314335 |
| Base 6 | 41554056 | 41554226 |
| Base 7 | 15011457 | 15011607 |
| Base 8 | 6125758 | 6126068 |
| Base 9 | 3372159 | 3372259 |
| Base 10 | 20210910 | 20211810 |
| Base 11 | 12893611 | 12894411 |
| Base 12 | 98b6512 | 98b7212 |
| Base 13 | 70cbb13 | 70cc713 |
| Base 14 | 5392514 | 5393014 |
| Base 15 | 3ed3e15 | 3ed4815 |
| Base 16 | 3157d16 | 3158616 |