21,721
7 × 29 × 107
Deficient
Odd
Composite
Prime Factor Structure
Factorization String
7 × 29 × 107
Distinct Prime Factors
3
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
8
Divisor Sum (σ)
25,920
Proper Divisor Sum
4,199
Digit Sum / Digital Root
13 (Root: 4)
Radix Representation
| Decimal | 21721 |
| Binary | 101010011011001 (15 bits) |
| Octal | 0o52331 |
| Hexadecimal | 0x54D9 |
Divisor Catalog (8)
Collatz Trajectory (162 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.