Number Info
| ID | 21955 |
| Size | 15 digits / 48 bits |
| Value | 215578947368421 |
| Progress | 100.00% |
| Completed | yes |
| Small factors | 32 × 7 × 13 × 127 × 401 × 421 × 12277 |
| Large cofactor | none |
Factorization
Format: number = small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
215578947368421 = 32 × 7 × 13 × 127 × 401 × 421 × 12277
Categories
- Base 20 Repunits (index 12)