221
13 × 17
Deficient
Odd
Composite
Prime Factor Structure
Factorization String
13 × 17
Distinct Prime Factors
2
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
4
Divisor Sum (σ)
252
Proper Divisor Sum
31
Digit Sum / Digital Root
5 (Root: 5)
Radix Representation
| Decimal | 221 |
| Binary | 11011101 (8 bits) |
| Octal | 0o335 |
| Hexadecimal | 0xDD |
Divisor Catalog (4)
Collatz Trajectory (114 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
Active Feeder Network
Other feeder batches with open delivery windows. Each feeder keeps its own target batch.